Happy Hand

Required Bricks:

1. Power brick with battery and battery connector

2.Button Brick

3.Motor Brick and motor

Required materials :

1.Cardboard box

2.Wheel

3.9 hole Strip

4.20×3 screw with washer and nut

5.Scissor

6.Cardboard

7.Colour pens

HOW TO MAKE IT

Step 1: Take a rectangular box and cut off two sides ,

Picture1

Step 2:Make a rectangular hole on the top of the box,

Picture2

Step 3:Put washer inside 20×3 screw,

Picture3

Step 4: Attach screw and the wheel,

Picture4

Step 5: Attach 9 hole strip,

Picture5

Step 6:  Put a nut to the screw. Make sure that rest of the parts are freely moving.

Picture6

Step 7: Attach wheel to the motor,

Picture7

Step 8: Stick the motor inside the box as shown below,

Picture8

Step 9: Draw a hand on cardboard and cut it out. Stick the hand on the strip,

Picture9

Step 10: Connect Bricks as shown below,

hpwheel

Step 11: Press the Button Brick to see the happy hand jumping.

Picture10