Tree to Paper
|
|
2.4 |
|
|
Grass to Milk
|
|
2.3 |
|
|
Cotton to T-shirt
|
|
2.7 |
|
|
Pumpkin Seed to Pie
|
|
2.2 |
|
|
Cocoa Bean to Chocolate
|
|
2.5 |
|
|
Hippopotamuses
|
|
2.5 |
|
|
Levers
|
|
2.4 |
|
|
Pulleys
|
|
2.2 |
|
|
Herons
|
|
2.3 |
|
|
Susan Wojcicki: CEO of YouTube
|
|
2.6 |
|
|
Wood Ducks
|
|
2.3 |
|
|
Beavers
|
|
2.3 |
|
|
Wheels and Axles
|
|
2.2 |
|
|
Serena Williams: Tennis Star
|
|
2.5 |
|
|
Screws
|
|
2.3 |
|
|
Baseball
|
|
2.2 |
|
|
Alligators
|
|
2.5 |
|
|
Crocodiles
|
|
2.5 |
|
|
Malala Yousafzai: Education Activist
|
|
2.2 |
|
|
Dolores Huerta: Labor Activist
|
|
2.5 |
|
|
Inclined Planes
|
|
2.3 |
|
|
Kathleen Kennedy: Movie Producer
|
|
2.7 |
|
|
Angela Merkel: Chancellor of Germany
|
|
2.5 |
|
|
Wedges
|
|
2.2 |
|
|
