Green Science: Potato Clock home art and objects averaging 34 to 46 cm

averaging 34 to 46 cm long and weighing between 110 and 120 g

detailed build yourself model

creating a sophisticated contrast

The Green Science Salt Powered Robot construction kit will help them learn about mechanical and robotic science and what makes up different types of energy and battery power

Green Science: Potato Clock home art and objects averaging 34 to 46 cmNeed to tell the time, but you've only got a few spuds? This is the kit for you. Discover how to power a digital clock using only potatoes and no batteries. Once you're done with potato play, look around your kitchen to discover what other substances can power the clock. Recommended for ages 8 and over. 215x165x60mm, 200g approx