8 years +
Try out different household materials, from ketchup and toothpaste to lemon juice and cola, and see which ones make the best power source for the working clock.
Develops skills: physics principles, concentration, chemistry
Kids Clock Toy Wooden Animal Clock Puzzle 12 Numbers Match Child Early Educational Toy Gifts Cute Cartoon Baby Clock Kids Clock Building Blocks Toy Cartoon Children Wooden Puz
ZJHZN High Heels 1Set Shape of Wooden Clock Color The Clock Building Blocks Toys for Children Education Toys Toy Digital Geometry Clock
ZJHZN High Heels 1Set Shape of Wooden Clock Color The Clock Building Blocks Toys for Children Education Toys Toy Digital Geometry Clock
HUANGMENG Alarm Clock DIY Novel Green Science Potato Digital Clock Educational Kit with 2 inch LCD Screen (Potato NOT Included)(White)
WHDTS C51 6-Digit DIY Digital Electronic Clock Kit AT89C2051 Chip Alarm Clock Kit Soldering Practice Learning Kits
Unicorn Clock Diamond Painting Kit - Kids Crafts with Clock and Diamond Art Kit - Creative Unicorn Crafts for Kids and Adults - Gifts for Girls and Boys Ages 6 7 8 9 10 11 12
KKmoon 4-Digit Digital Clock Kits LED Talking Clock DIY kit with PCB for Soldering Practice Learning Electronics with English Instructions
Lemon Clock - Digital Clock Powered by a Lemon
Gearwoo 4-Digital DIY Clock Kits LED Talking Clock with PCB for Soldering Practice Learning Electronics with Transparent Case (Blue)
Academy Da Vinci Clock (Academy Da Vinci Clock)
