Couldn't load pickup availability
Discover the science of batteries by building a lemon-powered clock.
Made using safe and high quality materials, just add a lemon for a fun lesson in battery science.
Included in the package are copper and zinc plates, wire, and a clock.
The required lemon is not included.
This clock is recommended for ages 5 and up.
Challenge your child's imagination with 4M toys and kits.
View full details