20 Best Smart Cube – Fun Solving Puzzles [2022]

Are you looking for the best smart cube? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling smart cube.

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1 GoCube The Connected Electronic Bluetooth Cube: Award-Winning app Enabled STEM Puzzle for All Ages.... GoCube The Connected Electronic Bluetooth Cube: Award-Winning app Enabled STEM Puzzle for All...
2 GAN 356 i Carry Stickerless Cube, Smart Cube 3x3 Speed Cube Intelligent Tracking Timing Movements... GAN 356 i Carry Stickerless Cube, Smart Cube 3x3 Speed Cube Intelligent Tracking Timing Movements...
3 The Amazing Smart Cube [IQ Tester] 3x3 Magic Speed Cube - Anti Stress for Anti-Anxiety Adults Kids -... The Amazing Smart Cube [IQ Tester] 3x3 Magic Speed Cube - Anti Stress for Anti-Anxiety Adults Kids...
4 GiiKER Electronic Bluetooth Speed Cube i3s, Real-time Connected STEM Smart Cube 3x3 for All Ages,... GiiKER Electronic Bluetooth Speed Cube i3s, Real-time Connected STEM Smart Cube 3x3 for All Ages,...
5 Monster Go 3Ai, 3x3 Speed Cube MG356 Smart Cube Intelligent Tracking Timing Movements Steps with... Monster Go 3Ai, 3x3 Speed Cube MG356 Smart Cube Intelligent Tracking Timing Movements Steps with...
6 Electronic Cube Real-time Bluetooth-Connected STEM Smart Cube, Smart 3D Tutorial Supports Online... Electronic Cube Real-time Bluetooth-Connected STEM Smart Cube, Smart 3D Tutorial Supports Online...
7 Roxenda Speed Cubes, Speed Cube Set of 2x2x2 3x3x3 Stickerless Puzzle Magic Cube with Gift Box,... Roxenda Speed Cubes, Speed Cube Set of 2x2x2 3x3x3 Stickerless Puzzle Magic Cube with Gift Box,...
8 Classic Magic Cube 2.2' Puzzle 3x3 Smart Cube Educational Game Brain Teaser (1 PC Black Cube) Classic Magic Cube 2.2" Puzzle 3x3 Smart Cube Educational Game Brain Teaser (1 PC Black Cube)
9 D-FantiX Speed Cube Set, QY Toys Cube 3 Pack Qidi S2 2x2 Warrior W 3x3 Qiming Pyramid Stickerless... D-FantiX Speed Cube Set, QY Toys Cube 3 Pack Qidi S2 2x2 Warrior W 3x3 Qiming Pyramid Stickerless...
10 Speed Cube, Vamslove Kids Toys 4x4x4 Smooth Brain Teaser Puzzle Turns Quicker Smart Magic Cube, Toys... Speed Cube, Vamslove Kids Toys 4x4x4 Smooth Brain Teaser Puzzle Turns Quicker Smart Magic Cube,...
11 CuberShop GAN 356 i Carry Smart Speed Cube, Gans Ai 3X3 Magnetic Intelligent Bluetooth Stickerless... CuberShop GAN 356 i Carry Smart Speed Cube, Gans Ai 3X3 Magnetic Intelligent Bluetooth...
12 Cuberspeed GAN 356 i Carry Smart Cube Gan 356i Magnetic 3x3 stickerless Speed Cube Cuberspeed GAN 356 i Carry Smart Cube Gan 356i Magnetic 3x3 stickerless Speed Cube
13 HEYKUBE The All-in-One Electronic Smart Cube. Powerful Solver is Built into The Cube. The Tech is in... HEYKUBE The All-in-One Electronic Smart Cube. Powerful Solver is Built into The Cube. The Tech is...
14 Rubik’s Connected - The Connected Electronic Rubik’s Cube That Allows You to Compete with... Rubik’s Connected - The Connected Electronic Rubik’s Cube That Allows You to Compete with...
15 VTech Soft and Smart Sensory Cube, Multicolor VTech Soft and Smart Sensory Cube, Multicolor
16 SHASHIBO Shape Shifting Box - Award-Winning, Patented Fidget Cube w/ 36 Rare Earth Magnets -... SHASHIBO Shape Shifting Box - Award-Winning, Patented Fidget Cube w/ 36 Rare Earth Magnets -...
17 Coogam Wooden Blocks Puzzle Brain Teasers Toy Tangram Jigsaw Intelligence Colorful 3D Russian Blocks... Coogam Wooden Blocks Puzzle Brain Teasers Toy Tangram Jigsaw Intelligence Colorful 3D Russian...
18 Speed Cube Set, Puzzle Cube, Magic Cube 2x2 4x4 Pyraminx Pyramid Megaminx Fenghuolun Puzzle Cube Toy... Speed Cube Set, Puzzle Cube, Magic Cube 2x2 4x4 Pyraminx Pyramid Megaminx Fenghuolun Puzzle Cube...
19 GoCube 2x2 - The First Ever 2x2 Connected Cube That Allows You to Learn How to Solve The Cube!... GoCube 2x2 - The First Ever 2x2 Connected Cube That Allows You to Learn How to Solve The Cube!...
20 Roxenda Speed Cube Set, Speed Cube Bundle of 2x2 3x3 Mirror Megaminx Cube and Pyramid Cube Smoothly... Roxenda Speed Cube Set, Speed Cube Bundle of 2x2 3x3 Mirror Megaminx Cube and Pyramid Cube...
SaleBestseller No. 1
GoCube The Connected Electronic Bluetooth Cube: Award-Winning app Enabled STEM Puzzle for All Ages....
  • SMART & CONNECTED - LEARN how to solve the iconic puzzle Cube - FINALLY EVERYONE CAN DO IT!! IMPROVE your game, PLAY & BATTLE online with other cubers...
  • AWARD-WINNING - Awarded by the Parent’s Choice and the Tillywig Toy (Brain Toy). One of the “BEST TECHY Gifts” (WSJ) and “Best STEM Toys”...
  • LEARN & IMPROVE - Use the mobile application to learn how to solve the cube, and track your electronic cube progress. Get accurate stats to improve...
  • CONNECT WITH FRIENDS - Play classic games like simon or CubeHero, Join our global community of cubers and battle with friends and players from all...
  • INNOVATIVE & EDUCATIONAL - The GoCube teaches the fundamentals of Problem Solving and develops Spatial Awareness, Memorization Skills and Hand & Eye...
Bestseller No. 2
GAN 356 i Carry Stickerless Cube, Smart Cube 3x3 Speed Cube Intelligent Tracking Timing Movements...
  • LONG-LASTING, BUDGET CHOICE OF GAN SMART SERIES: GAN 356 iCarry is the upgrade version of GAN 356 iPlay. This 3x3 cube fits both little kids and speed...
  • EASY TO PICK UP, HARD TO PUT DOWN: With in-app video tutorial and 7-step solving instruction, even a beginner can quickly learn to solve individually....
  • TRACKING AND BATTLE, AS ALWAYS: 356 iCarry measures and saves your solve in 4 parameters: Time/Move/TPS/Fluency. Online battle is also available in...
  • DESIGNED PROFESSIONALLY FOR SPEED CUBING: Intelligence and performance are perfectly combined in GAN i carry. Weight only 76g while adopting sensors,...
  • CONNECT TO OTHER SMART GADGETS & DISCOVER MORE: With GAN Robot(sold separately) the iCarry can be solve in 5 seconds. And don't forget to join the...
SaleBestseller No. 3
The Amazing Smart Cube [IQ Tester] 3x3 Magic Speed Cube - Anti Stress for Anti-Anxiety Adults Kids -...
  • WIT BUILDING TOY – increase your kid’s intelligence and problem-solving genius one turn at a time with our Puzgic Magic Cube. Feeling a little...
  • GREAT CORNER CUTTING – get going at the speed of thought with a magic cube that is tensionable and has no stalling corners. Test your mental...
  • SUPER ELEGANT – ditch those messy, low-level toys and set yourself up with a super elegant IQ magic cube that looks great in your home, office or...
  • EXCELLENT GIFT IDEA – looking for a fascinating gift idea to give to your kids, family members, colleagues or that smart friend? Get the 3x3 magic...
  • EXTREME GUARANTEE – enjoy a color-matching puzzle that builds your intelligence, play a timeless game that’s universal and practiced by everyone...
Bestseller No. 4
GiiKER Electronic Bluetooth Speed Cube i3s, Real-time Connected STEM Smart Cube 3x3 for All Ages,...
  • Smart and Connected: App connected smart cube with real time tracking technology, unlocking a whole new world of learning & improving, mini games,...
  • Interactive tutorials: The APP tracks your smart cube’s moves in real time, making learning interactive and engaging. It’s a cube that finally...
  • Improve and Track Progress: Measures the solving speed in real time, tracks and records your moves, and keeps full statistics on your solution times...
  • Mini Games: Enjoy the various mini games unique to the SUPERCUBE, that fundamentally tests and develops spatial awareness, memorization skills, and...
  • Connect with friends: Join our SUPERCUBE community of more than one million users, battle with friends and players from all over the world.
Bestseller No. 5
Monster Go 3Ai, 3x3 Speed Cube MG356 Smart Cube Intelligent Tracking Timing Movements Steps with...
  • LONG-LASTING EDUCATIONAL SMART TOY: Monster Go Smart Cube is the 3x3 cube with compatible app that helps you solve it as a beginner and improve...
  • EASY TO PICK UP, HARD TO PUT DOWN: With in-app video tutorial and 7-step solving instruction, even a beginner can quickly learn to solve individually....
  • TRACKING AND BATTLE, AS ALWAYS: Monster Go Smart Cube measures and saves your solve in 4 parameters: Time/Move/TPS/Fluency. Online battle is also...
  • ALSO A GOOD CUBE FOR SPEED CUBING: Intelligence and performance are perfectly combined in MG3 Ai. Weight only 2.7 ounces while adopting sensors,...
  • SATISFACTION GUARANTEED OR YOUR MONEY BACK - The cube goes through strict testing and comes in exquisite package. If for any reason you are not happy...
Bestseller No. 6
Electronic Cube Real-time Bluetooth-Connected STEM Smart Cube, Smart 3D Tutorial Supports Online...
  • 【Detailed Tutorial, from Beginner to Master】Unique intelligent tutorials, through vivid stories and 3D animations, make the traditional boring...
  • 【Online interaction, with global players on the same stage】Lasdong Smart Cube is different from traditional Cube, besides having all the functions...
  • 【Superior Product Design】Magnetic design, built-in 48 magnets, feel light and stable, magnetic automatic alignment in place, whether novice or...
  • 【Decompression and Puzzle, Suitable for Both Young and Old】Decompression puzzle, both young and old magical intelligent Rubik cube can help...
  • 【Improve and Track Progress】The APP tracks and records your actions in real time and keeps complete statistics about the solution time and...
Bestseller No. 7
Roxenda Speed Cubes, Speed Cube Set of 2x2x2 3x3x3 Stickerless Puzzle Magic Cube with Gift Box,...
  • ✅ suitable for all people - Roxenda speed cube bundle (2x2x2, 3x3x3 cube) is the vivid colors -matching puzzle. Turn and twist the sides of the cube...
  • ✅ recyclable material & frosted surface - frosted surface, increases resistance, easy to hold, will not scratch. Eco-Friendly ABS...
  • ✅ easy turning & smooth play - superior corner cutting, tension adjustable. Difficult to pop, good control of the cube, excellent stability. The...
  • ✅Multi-faceted development - can foster your kid's sense of space and enhance a child's memory, to release the working pressure of the adults, to...
  • ✅ Prefect gift - whenever and wherever you are, you can try to stretch your brain Capacity or spend some leisure time with your loved ones.This...
Bestseller No. 8
Classic Magic Cube 2.2" Puzzle 3x3 Smart Cube Educational Game Brain Teaser (1 PC Black Cube)
  • Includes 1 3x3 magic cube and 1 instruction (black)
  • Educational Focus: Shapes, Colors and Geometry
  • How to play: Make each of the sides into a solid color.
  • The Julysgift Cube Puzzle features tiles and a mechanism that allows the sides to spin more easily while finding the solution.
  • The Julysgift Cube puzzle makes a great birthday or holiday gift for adults and kids, ages 6 and up.
SaleBestseller No. 9
D-FantiX Speed Cube Set, QY Toys Cube 3 Pack Qidi S2 2x2 Warrior W 3x3 Qiming Pyramid Stickerless...
  • SPEED CUBE SET - D-FantiX QY TOYS Speed Cube Bundle (2x2 cube, 3x3 cube, Pyramid 3x3 cube) is the classic color-matching puzzle. Turn and twist the...
  • NO STICKER REQUIRED – The stickerless speed cube set requires no sticker. No worry about stickers peeling off or fade
  • Easy Turning and Smooth Play - Improved anti-pop technology and structure for extremely fast and smooth cornering
  • EXCELLENT STABILITY - Great corner cutting ,Tension adjustable. It doesn't corner twist as often nor does it lock up. Difficult to pop, good control...
  • ULTIMATE GIFT IDEA - No one falls out of love with the D-FantiX QY TOYS Stickerless Speed Cube Set. Perfect Christmas Gift / Birthday / Children’s...
SaleBestseller No. 10
Speed Cube, Vamslove Kids Toys 4x4x4 Smooth Brain Teaser Puzzle Turns Quicker Smart Magic Cube, Toys...
  • GO TO THE MAGIC WORLD WITH THE PROFESSIONAL SPEED CUBE: At one time or another, you’ve probably said ”It’s magical” when you saw someone...
  • LONG-LASTING STICKERS: Designed with high quality stickers, which won’t get curly even if it was played every day. And it won’t leave any...
  • GREAT BRAIN TEASER PUZZLE CUBE: The speed cube could help to practice people's ability of spatial thinking, observation ability and reaction capacity....
  • HAVE FUN WITH YOUR FAMILIES OR FRIENDS: The biggest fun of the magic cube is that you could get the sense of achievement during you solve the speed...
  • QUALITY GUARANTEE: We offer a lifetime quality guarantee. If you are not 100% satisfied, we can offer a replacement or full refund to you. Email us if...
SaleBestseller No. 13
HEYKUBE The All-in-One Electronic Smart Cube. Powerful Solver is Built into The Cube. The Tech is in...
  • SMART & CONNECTED - HEYKUBE reinvents the 3x3 puzzle for a new generation. Charge it, turn a side and follow the LED lights to LEARN to solve....
  • INTERACTIVE - The free companion application tracks your smart cube’s orientation and moves in real-time, helping you to learn how to solve...
  • STEM & EDUCATIONAL - The only PROGRAMMABLE smart cube- Use a Raspberry Pi (not included) and program different solving algorithms, lights, and...
  • AWARD WINNING- 2021 National Parent Product Award winner. Build self-esteem and see the confidence when they solve the cube for the first time....
  • TRACK PROGRESS - Get accurate stats and improve your solve time. Use the free companion app to send a challenge to a friend, test your skill...
SaleBestseller No. 14
Rubik’s Connected - The Connected Electronic Rubik’s Cube That Allows You to Compete with...
  • SMART & CONNECTED - A reinvented version of the classic Rubik’s Cube to fit the 21st century. The Rubik’s Connected cube is an innovative...
  • INTERACTIVE - The free companion application tracks your smart cube’s orientation and moves in real-time, allowing you to learn how to solve this...
  • TRACK PROGRESS - Use the mobile application to track your electronic cube progress, get accurate stats and improve your solve time. Challenge yourself...
  • EASY TO INSTALL AND USE - Charge your Rubik's Connected Cube, install the Rubik’s app and make sure your Bluetooth connectivity is turned on. If you...
  • STEM & EDUCATIONAL- The Rubik’s Connected academy will teach ANYONE to (finally!) solve the Rubik’s Cube in just 7 simple steps! Strengthen your...
SaleBestseller No. 15
VTech Soft and Smart Sensory Cube, Multicolor
  • This soft activity cube has six sides of tactile, visual and auditory play that keeps your baby engaged from infant to toddler
  • Feel the soft fabric, smooth ribbons, crinkly butterfly wings, three textured balls and more to explore the sense of touch
  • See the black and white patterns, colorful fabric designs and peek-a-boo mirror to stimulate your baby's developing sight and self-discovery
  • With a motion sensor, buttons and an interactive puppy, the activity cube sparks little ones' curiosity with fun sounds, phrases and upbeat songs
  • Intended for ages 3-24 months. Requires 2 AAA batteries. Batteries included for demo purposes only. New batteries recommended for regular use
Bestseller No. 16
SHASHIBO Shape Shifting Box - Award-Winning, Patented Fidget Cube w/ 36 Rare Earth Magnets -...
  • Unlike other puzzle box toys that turn out disappointing & dull, the patented, award-winning Shashibo fidget box features 36 rare earth magnets for an...
  • Nothing compares to the quality & unique design of the Shashibo, durably constructed of premium injection-mold plastic, 36 rare earth magnets, and a...
  • Collect & Connect – With the strong internal magnet system of our fidget puzzle boxes, you can connect multiple magnetic cubes to build even larger...
  • A Transformational Gift – Our fidget magnet cubes make great sensory stimulation puzzle gifts and STEAM & STEM toy gifts for all ages. With every...
  • At Fun in Motion Toys, we create toys that stimulate the mind, body & imagination. Designed in the U.S. and Germany, our award-winning magnet cube is...
Bestseller No. 17
Coogam Wooden Blocks Puzzle Brain Teasers Toy Tangram Jigsaw Intelligence Colorful 3D Russian Blocks...
  • Wooden Blocks Puzzle are made of natural and healthy basswood with high quality and smooth surface. Non-toxic paint ensure safe play. It contained 40...
  • Wooden Toys Tangram Brain Teaser Puzzle Game have several examples for shapes and things to make with it, each time you mixed up the pieces the puzzle...
  • The simple design and bright colors are perfect for sparking any imagination, and it feels great to challenge kids with this tangram jigsaw puzzle but...
  • Geometric Assembling Russian Blocks use common geometric patterns and colors to keep children busy for different options to play. Solving it...
  • Awesome wooden Intelligence puzzle for kids, and great fidget toy for adults. This traditional teaching mathematics puzzle always being attracted in...
Bestseller No. 18
Speed Cube Set, Puzzle Cube, Magic Cube 2x2 4x4 Pyraminx Pyramid Megaminx Fenghuolun Puzzle Cube Toy...
  • Fast Smooth Turning Cube Puzzle: Well-engineered magic cubes with good cornering and easy smooth twisting, this 5 pack magic cube bundle provides...
  • Brain Teasers: Educational toys combining education & entertainment — solving the speed cube is a good way for brain training, improving kids'...
  • Sturdy & Durable 3D Puzzle Cube: Made of safe and quality ABS material, flexible and stable and environmental friendly, these are speed cubes that...
  • Perfect Gift: Ideal birthday and holiday gifts (Christmas, Thanksgiving, Halloween, Children's Day, etc.) for boys, girls, teenagers, adults and...
  • Quality Product & Service: Please be assured that our products undergo a rigorous quality inspection. If our products fail to meet your expectation,...
Bestseller No. 19
GoCube 2x2 - The First Ever 2x2 Connected Cube That Allows You to Learn How to Solve The Cube!...
  • SMART & CONNECTED - This smart cube wirelessly connects to your phone or tablet and allows everyone to LEARN how to solve the iconic puzzle Cube. THE...
  • EVERYONE CAN SOLVE IT! - Use the mobile FREE application to learn how to solve the cube. Track your electronic cube progress, Get accurate stats to...
  • INNOVATIVE & EDUCATIONAL - The GoCube 2x2 is the perfect STEM toy, it is educational and fun, and adds tons of value to screen time! Learn the...
  • THE PERFECT GIFT FOR THE HOLIDAYS - The GoCube 2x2 is FUN, EDUCATIONAL and TECHIE. EVERYONE would love it! This is the best brain teaser, and a...
  • 1 YEAR WARRANTY, SUPERB CUSTOMER SERVICE - A family-friendly game, perfect for Family Saturday Nights, while on-the-go, flights and road trips. The...
Bestseller No. 20
Roxenda Speed Cube Set, Speed Cube Bundle of 2x2 3x3 Mirror Megaminx Cube and Pyramid Cube Smoothly...
  • 【Environmental Protection Material】- Colorful stickers surface, Eco-friendly ABS material, no-toxic and no-harm, molecular structure stability,...
  • 【For All Ages】- Roxenda Speed Cube Bundle (2x2x2, 3x3x3, 4x4x4, Pyramid, Megaminx cube) -matching puzzle. High quality and Superb rotation, good...
  • 【Multi-Faceted Development】- The magic speed cube can foster your kid's sense of space and enhance a child's memory; Play this in your spare time...
  • 【Unique Features】 - Superior corner cutting, tension adjustable. Difficult to pop, good control of the cube, excellent stability. Edges are...
  • 【 PREFECT GIFT】 - Whenever and wherever you are, you can try to stretch your brain capacity or spend some leisure time with your loved ones.This...

Having trouble finding a great smart cube?

This problem is well understood by us because we have gone through the entire smart cube research process ourselves, which is why we have put together a comprehensive list of the best smart cubes available in the market today.

After hours of searching and using all the models on the market, we have found the best smart cube for 2022. See our ranking below!

How Do You Buy The Best Smart Cube?

Do you get stressed out thinking about shopping for a great smart cube? Do doubts keep creeping into your mind?

We understand, because we’ve already gone through the whole process of researching smart cube, which is why we have assembled a comprehensive list of the greatest smart cube available in the current market. We’ve also come up with a list of questions that you probably have yourself.

John Harvards has done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for smart cube that you consider buying. Your questions might include the following:

  • Is it worth buying an smart cube?
  • What benefits are there with buying an smart cube?
  • What factors deserve consideration when shopping for an effective smart cube?
  • Why is it crucial to invest in any smart cube, much less the best one?
  • Which smart cube are good in the current market?
  • Where can you find information like this about smart cube?

We’re convinced that you likely have far more questions than just these regarding smart cube, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for smart cube, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible smart cube. Make sure that you are only using trustworthy and credible websites and sources.

John Harvards provides an smart cube buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information.

How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available smart cube currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of smart cube has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an smart cube?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your smart cube.
  5. Customer Ratings: Number ratings grade smart cube objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their smart cube.
  7. Product Quality: You don’t always get what you pay for with an smart cube, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an smart cube is should be an indication of how long it will work out for you.

John Harvards always remembers that maintaining smart cube information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding smart cube is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly!

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FAQ:

Q: What is the best and cheapest speed cube?

A: The yuxin little magic is THE BEST BUDGET CUBE. You should surely go for it. It costs Around $8 . Its corner cutting is fabulous and it does not require any kind of setup . But after maybe a month be sure to lube the cube regularly . Maybe like once a month. You should us

Q: What is the Best 4×4 speed cube?

A: CuberSpeed 4×4 carbon fiber sticker speed cube,to increase the intelligence of the kids,to release the working pressure of the adults,to help prevent a decline in memory of … The 4×4 is a new,lightweight 4×4 speedcube with a very low price point. … Great as an inexpensive first speedcube for beginning or intermediate speedcubers!

Q: What is the best speed Cube brand?

A: GAN 11 M Pro – Top 3×3 Speed Cube. Gan is one of the best manufacturers there are for cubes. … MoYu Weilong WR M 2022. This cube is a successor of the widely popular MoYu WR M version. … GAN 356 XS 3×3 Cube. … QiYi Valk 3 Elite M – Magnetic 3×3 Cube. … MoYu WeiLong GTS3 M. …

Q: What are go cubes?

A: Go Cubes are chewable cubed coffee products that contain 100mg of caffeine per serving, which is about the same amount of caffeine that’s in a cup of coffee. In addition to coffee, Go Cubes contain other nootropic products, including L-theanine, vitamin B6, and vitamin B12. The cubes claim to be a perfect way to enjoy a boost of energy on the go.