How-to and project videos
Watch the builds and unboxings
Short videos that walk through our hands-on projects: unboxings, build-alongs, and how-tos for the science inside each box. Watch any time, at your own pace.
Look Inside a Box- Free with any subscription
- Ages 5 to 12+
- NGSS aligned
- New builds added
Free previews
Unboxing and what's inside
What lands on the doorstep and everything included.
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Unboxing a STEM Discovery Box
See what lands on the doorstep: 3 projects plus 3 science lessons, all supplies included.
Free previews
Project build-alongs
Full projects start to finish, using only what comes in the box.
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Build-along: floam
Follow a full project start to finish, using only what comes in the box.
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Build-along: terrarium
A hands-on earth-science build kids can do the day the box arrives.
Members
The full video library
The full how-to library is free with every active subscription.
What your child builds
Real builds they can't wait to try
A sample of the hands-on projects inside recent boxes. All supplies are included, even the batteries.
- Water Filter
Build a layered filtration system and watch it remove debris and impurities from dirty water while learning how filtration works in nature. Ages 7 to 12+.
- Dino Crystals
Grow a one-of-a-kind crystal garden right before your eyes. Ages 5 to 12+.
- Germs Lab
See the bacteria that can grow from germs lurking all around you, then simulate how germs travel and discover how proper handwashing helps stop their spread. Ages 7 to 12+.
- Lava Lamp
Mix two immiscible liquids in this bubbly chemistry activity and explore why colorful blobs rise, fall, and refuse to mix. Ages 5 to 12+.
Video library questions
How do I get access to the full video library?
The full how-to library is free with every active subscription. Use Request Access on this page to ask for your entry login code, and we will email it to you.
Do I need the library to do the projects?
No. Each box includes printed step cards for all 3 projects plus 3 science lessons, with all supplies included. The videos are an extra way to follow along.
Are new videos added?
Yes. We keep adding walkthroughs from our library of over 100 projects, so the video library grows alongside the boxes.
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Get new build videos by email
We keep adding walkthroughs from our 100+ projects. One short email when new builds land. No spam.
Start your subscription
Three projects and three science lessons every month, all supplies included, free shipping.