Engineering & Building projects

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3 projects for age 12 · page 1 of 1

Projects

Climbing Spider String Toy🔒 Premium
Ages 6–12⏱ 35 min

Climbing Spider String Toy

Pulling the strings one at a time makes the spider climb because the angled straws grip the string with friction on one side and slide freely on the other. It is a hands-on way to explore forces, friction and angles.

Junk ModelEngineering & Building
Egg-Drop Challenge🔒 Premium
Ages 8–12⏱ 60 min

Egg-Drop Challenge

Cushioning and slowing a fall (forces and impact) to protect a fragile object.

Engineering & Building
Balloon Hovercraft🔒 Premium
Ages 7–12⏱ 30 min

Balloon Hovercraft

A cushion of escaping air reduces friction, so the disc glides almost freely.

Kitchen ScienceEngineering & Building