Homemade Catapult Building
| Min number of participants | 1 |
| Age | 8+ yrs. |
| Safety support by adult | Recommended |
| Min duration | 30 min. |
| Cost | None (Free) |
| Environment | Indoor / Outdoor |
Build a small catapult from craft sticks, rubber bands, and a spoon, then launch pom-poms or paper balls across the room — a simple engineering project that teaches leverage and force.