Materials:
-6 paper cups
-5 ping pong balls
-Cardboard
-Rubberbands
-Bottle cap
-Tiny button
-Decorations for NBA
-Round wooden sticks
Plan:
- Cut out the cardboard
- Cut out paper cups and draw the ping pong balls
- Glue the cardboard together
- Start making the catapult and test if it works first
- Glue on the extra cardboard
- Starting putting the baskets in
- Put the catapult in and test if it works
- Fix if there are problems
These are the measurements of the cardboard: