In class we have been doing useless contraptions for our topic and me and Alexa have one made out of dominos , marbles, toy car, pencil, and paper . we are trying to make the pencil draw on the paper .
We haven’t made ours work yet but we are going to try and make it work how it is suppost to .
We have a ramp for the car to go down so the car goes down faster with more force .
U
S
E
L
E
S
S
C
O
N
T
R
A
P
T
I
O
N
S
BY TUMAINI
