
What makes a windup toy get up and go? How does an earbud operate? And why does the line you're waiting in always seem the slowest? Get middle-schoolers engaged in the fascinating science behind familiar items with More Everyday Engineering. Like Everyday Engineering, this compilation...

What makes a windup toy get up and go? How does an earbud operate? And why does the line you're waiting in always seem the slowest? Get middle-schoolers engaged in the fascinating science behind familiar items with More Everyday Engineering. Like Everyday Engineering, this compilation...