4
Rotate the model 90
degrees. Attach the tip-over
tube with the angled pivot
post to pegs
4
and
5
as
shown.
5
Rotate the model 90
degrees. Attach the
variable-slope track with
the straight pivot post and
the holder to pegs
7
,
6
,
and
7
as shown.
6
Rotate the model 90
degrees. Attach the friction
track to pegs
8
and
9
as
shown.
7
Attach the pulley wheel and
cups to pegs
4
and
5
as
shown. The string between
the pulley cups should be 8
inches long.
› › › SETUP 3
7
90°
4
5
90°
7
6
7
90°
8
9
4
5
8 inches
of string
15
Gumball Machine Maker
4
5
6
