Linked to their topic of Invaders the children made some incredible catapults. 

Process:

1) Research - Use of Catapults, what they look like (annotated drawing) and how they work. 

2) Class Design Criteria

3) Focused Task - Experimenting with Levers, bars, fulcrum to create moving part. 

4) Own Design - Tools and Materials needed. 

5) Step by Step Plan

6) Making the Product

7) Testing the Product

8) Class Competition - Whose catapult launched the projectile the furthest? 

9) Evaluating the Product

10) Evaluating themselves as a learner.