Teachers, save “Raft Building - Engineering and Design” to assign it to your class.

1. Tap 2. In your group, follow the instruction cards for the LEGO kit to build a raft. 3. a 4. Discuss as a class, how this raft could be improved. 5. Make improvements to your group's raft using LEGO. 6. a 7. Add to show changes. 8. Tap