Due to a potential Canada Post strike, we will be temporarily shipping all orders via Purolator to ensure timely and reliable delivery.
Your cart is currently empty
Discover the science of batteries by building a lemon-powered clock.
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.