Coding & Puzzles projects

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3 projects for age 10 · page 1 of 1

Projects

Secret Spell Scroll
Ages 6–11⏱ 40 min

Secret Spell Scroll

Children invent a symbol code, write a hidden spell in white wax crayon and reveal it with watery paint. They learn how a substitution cipher works and why wax resists water, so the paint only soaks into the bare paper.

Art & DesignCoding & Puzzles
Cardboard Gravity Coin Sorter
Ages 8–12⏱ 50 min

Cardboard Gravity Coin Sorter

Children discover physical sorting algorithms by using gravity and cut-out sizes to separate mixed coins automatically.

Coding & Puzzles
Binary Code Name Bracelet
Ages 7–12⏱ 40 min

Binary Code Name Bracelet

Threading two colours of bead in patterns of eight shows how computers store every letter as a secret code of just two symbols. Children discover that ones and zeros can spell out anything, including their own name.

Coding & Puzzles