Move 2 matchsticks to make the chair upright.
Can you move 3 matchsticks to flip the chair back to the original position?
Here is a hexagon using 6 matchsticks. Move 4 matchsticks to create 2 triangles.
a) Move 2 matchsticks so that the pig faces the east. (b) Unfortunately, a lorry runs over the pig. Move 3 matchsticks to show what happens.