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51 projects for age 6 · page 5 of 5

Projects

Ages 5–11⏱ 60 min

Cardboard Marble Run

Gravity, slopes and speed - steeper ramps make the marble go faster.

Junk ModelEngineering & Building

Ages 4–9⏱ 40 min

Bottle-Top Volcano

A chemical reaction: an acid (vinegar) and a base (baking soda) make carbon dioxide gas, which is the fizzy foam.

Kitchen Science

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Ages 6–12⏱ 40 min

Red Cabbage Colour Changer

Red cabbage juice is a natural indicator - it turns pink in acids and blue/green in alkalis.

Kitchen Science