[Q]: Objective: Prevent bacteria after washing hands.
[A]: Use paper towels to dry.

[Q]: Objective: How to make an easy finger skateboard?
[A]: Cut out a piece of cardboard, lift the edges slightly and then place some double sided tape on the top, use your fingers to ride the skateboard

[Q]: Objective: How to prevent fire embers spitting from the fireplace?
[A]: Use a large sheet of mesh wire and fit it to the front of the fireplace, place it there once the fire has grown

[Q]: Objective: To do a belly flop into a pool
[A]:
jump into the water and land flat on your belly.