Educational & Fun STEM Toy

From the mind of NASA engineer and YouTube prank legend Mark Rober, CrunchLabs Build Boxes are designed for kids 8-12+ so they can build toys successfully and independently, and learn engineering  and science concepts in the best possible way – hands on play!

Toys built in an afternoon,
Lessons learned for life

BUILD

PLAY

THINK

What's Included?

EXCLUSIVE MARK ROBER VIDEOS

Unlock a fun and educational 15-30 minute video from Mark Rober with every box to become an engineering superhero

NEW BOX EVERY MONTH

A new build-it-yourself toy each and every month

WIN A PLATINUM TICKET

Each box comes with a chance to win a trip to the CrunchLab to hang out with Mark Rober.
Ends 5/31/24. 50 U.S. & D.C., 18+. No purchase necessary. See Official Rules

FREE SHIPPING

Free Shipping (in US, Discounted Intl)

Most Popular & Best Value

Build Box Subscription - Paid Annually

$24.95 Per Box $29.95

12 MONTH SUBSCRIPTION
PAY ANNUALLY

New toy to build each month

 New Mark Rober video exploring each toy  

Free shipping in US (discounted int'l)

Commit to 1 year, pay annually, save $60

2 MONTHS FREE!

BEST SCIENCE ENGINEERING SUBSCRIPTION

Build Box Subscription - Paid Monthly

$27.45 Per Box $29.95

12 MONTH SUBSCRIPTION
PAY MONTHLY

New toy to build each month

New Mark Rober video exploring each toy

Free shipping in US (discounted int'l)

Commit to 1 year, pay monthly, save $30

1 MONTH FREE!

BEST TOY EVER

Build Box Subscription - Paid Quarterly

$29.95 Per Box

3 MONTH SUBSCRIPTION
PAY QUARTERLY

New toy to build each month

New Mark Rober video exploring each toy

Free shipping in US (discounted int'l)

Cancel anytime (rebills every 3 months)

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Kids (and Parents) Love Us!

GAIN ENGINEERING SUPERPOWERS

We carefully consider the types of projects and underlying mechanisms so your kid can learn different STEM principles each month. Spark interest in Science, Technology, Engineering & Math!

REDUCE SCREEN TIME

There are many benefits to reducing screen time. The CrunchLabs Build Box provides hours of hands-on learning and engagement!

5 Stars for CrunchLabs

Think Like an Engineer™