Need tape and rubber bands

The key steps to success:

1.Tie a knot in the middle of the rubber band；

2.Adjust the tightness of the rubber band. If it is too tight, it will jump too high, and if it is too loose, it will not be able to bounce up，Adjust the length of the rubber band through the buckle.

3.Use adhesive tape to link the board, note that there should be a 2mm gap before linking；

4.You can write blessings to your mother on sticky notes and paste them on the board.