In this Science Extra from Jiwi's Machines Episode 4, Jiwi attempts to lift a cereal box without touching it, showcasing the principles of simple machines. Through a creative chain reaction, the video ...

Thing 1 and Thing 2 demonstrate some simple machines. The Cat takes us on a tour of Machine-a-ma-zoo, and demonstrates simple machines, with some help from Thing 1 and Thing 2. They take a look at ...

Explore the clever mechanics behind pulleys in Jiwi's Machines Episode 2. Discover how simple systems create powerful movements in this exciting Science Extra feature. I figured out why Congress has ...