16
1 2 3 7 10 11 12 13 14 15
18 19 20
2827 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
baeries
22