Mousetrap Cars

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123456
Across
  1. 3. The wheels closest to the rear axle (hyphen)
  2. 5. The thing that traps mice
  3. 6. The wheels closest to the mousetrap (hyphen)
Down
  1. 1. Holds the back wheels together (hyphen)
  2. 2. Creates energy + power to make the mousetrap car to move (hyphen)
  3. 4. The energy transfer for the mousetrap car to move