3class3term

• 

  Earth’s Rotation on Its Axis

• 

  Racing Car

• 

  3D shapes

• 

  3d model of the Earth. The globe

• 

  Duplicate your drawings with a machine

• 

  Goldberg Machine

• 

  Infinite Cube

• 

  Space rocket

• 

  How did people get water before?

• 

  Number puzzle