Thousands and Thousands of Tiny Robots.

A Modular Robotics blog.


Hi Internet. I’m Nev. I’m an engineer here at Modular Robotics. Remember this post about the big decision to build a factory here in Boulder, Colorado? I’m

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Deep Space

What does deep space have to do with Cubelets? I have both funny and serious answers to that question. Serious first: Someday I hope to see students

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Little Scientists

We have a sign on our production floor that says “Fail early, Fail often.” The application of this idea is simple and manifold in manufacturing Cubelets

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Cubelets Gesture Board

This robot made of only Distance and Flashlight Cubelets (and, of course, a Battery Cubelet) has been on our coffee table at Modular Robotics for

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My day at the fair

My first science project involved growing 84 bean plants and measuring how they fared when watered with varied salinity solutions. All I really had to

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A Big Decision

We just made a fairly monumental decision that almost everyone in the toy industry will tell you is asinine. We decided to build a big

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What’s your title?

Here’s a question I’ve been asked a few times since joining Modular Robotics just two weeks ago: Scott (our Director of Supply Chain) walked up

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Frequently asked questions.

Cubelets FAQs is your place to find answers to common questions about Cubelets robot blocks, orders, and Modular Robotics.

Contact us.

Need help, can't find an answer? Contact the Modular Robotics support team and we'll help you!

Shipping and tax policies.

Get the details on Modular Robotics shipping policies and sales tax collection for orders in the United States and around the world.

Warranty and returns.

Cubelets are backed by a one year warranty. Need to make a claim, get a replacement, or have questions? Click to get started.

Cubelets Resources.

Everything you need to teach with Cubelets robot blocks.

Explore a huge collection of K-12 lessons, activities, guides, training, and more.

New to Cubelets?

Learn everything you need to know to start creating more with Cubelets robot blocks in this handy Getting Started Guide.

Go further with Cubelets apps.

Go beyond the building blocks and play with the code inside. Cubelets apps make it easy to create even more with your Cubelets.

Looking for some inspiration?

There are millions of robots you can create with Cubelets. Check out these robots to help inspire your inventions.

Shop Cubelets.


Cubelets robot blocks are used by educators all around the world to help students explore computational thinking, coding, and STEM. 

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At Home.

Bring home the educational teaching tool loved by teachers everywhere. Explore sets designed for learning through play.

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