Crocodile
Lesson 38: Crocodile Essential Question: How can a model show biting or snapping action? What You’ll Build: A crocodile with […]
Mechanisms
Winter Bear
Lesson 39: Winter Bear Essential Question: How can a model show animal posture and movement clearly? What You’ll Build: An
Elephant
Lesson 40: Elephant Essential Question: How can a trunk or body part be moved using simple links? What You’ll Build:
Spring Butterfly
Lesson 41: Spring Butterfly Essential Question: How can stored energy create a quick repeating motion? What You’ll Build: A butterfly
Beetle
Lesson 42: Beetle Essential Question: How can multiple legs or parts move in a coordinated way? What You’ll Build: A
Dragonfly
Lesson 43: Dragonfly Essential Question: How can wing parts move together to look realistic? What You’ll Build: A dragonfly with
2-in-1 Electric Fan
Lesson 37: 2-in-1 Electric Fan Essential Question: How do blades and motor speed affect airflow? What You’ll Build: A 2-in-1
Car Lifts
Lesson 31: Car Lifts Essential Question: How can a lifting system raise a heavy car safely? What You’ll Build: A
Cleaning Car
Lesson 32: Cleaning Car Essential Question: How can one machine move and clean at the same time? What You’ll Build:
Forklift
Lesson 34: Forklift Essential Question: How does a forklift raise and carry loads without tipping over? What You’ll Build: A