simple machines
Across
- 5. a sharp angle
- 6. a wheel with rope on it to lift stuff
- 7. is round
- 9. wheelbarrow
- 10. seesaw
Down
- 1. makes work easier
- 2. baseball
- 3. the pivot point on a board
- 4. a horizontal angle that is flat
- 8. a round thing with a bar