16
1
2
3
7
10
11
12
13
14
15
18
19
20
28
27
40
10 x
4 x
1 x
4 x
2 x
1 x
1 x
1 x
4 x 10 x 6 x
3 x
3 x
5 x
5 x
2 x
4 x
WHAT’S HAPPENING
Turn on the motor and the inch worm
inches along the table. The linkage
turns the rotating motion from the
motor into the back-and-forth
motion of the inch worm’s body,
which pulls the model forward.
Done!
2
1
INCH WORM
1
2
3
4
5
6
7
8
9
9
11
10
10
12
13
Two
9-cm
tubes
How to replace the
batteries
22
