STEM & Engineering

STEM and engineering checklists for kids, free and printable: hands-on builds, fair tests, and what-happens-if experiments from household materials. Science without a lab.

2 lists · 40 ideas · Free to print & keep

STEM Challenges for Kids: 24 No-Kit Builds
Build & EngineerScience & ExperimentBackyard STEM
- Build the tallest tower from spaghetti and marshmallows
- Design a paper airplane that goes the farthest (try three designs)
- Build a craft-stick bridge that holds a book
- Engineer a foil boat that carries the most pennies before sinking
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Engineering Challenge Checklist: 16 Builds
Quick BuildsBigger ProjectsReal Engineering
- Build a paper column that holds the heaviest book (round vs square vs triangle)
- Make a balloon-powered car from a bottle straws and bottle-cap wheels
- Build the longest cantilever off a table edge with craft sticks and coins
- Fold a paper boat hull that holds the most marbles before tipping
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Nature & Outdoor109 Kitchen & Cooking30 Life Skills & Money89 Creative & Maker26 Travel & Worldschool22 AI & Digital18 Mindset & Emotional Skills12

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STEM Challenges for Kids: 24 No-Kit Builds

Engineering Challenge Checklist: 16 Builds

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Want the step-by-step guides?

STEM Challenges for Kids: 24 No-Kit Builds

Engineering Challenge Checklist: 16 Builds

Explore another category.

Want the step-by-step guides?