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EXPERIMENT 3
1. Use the key to unlock the prize
window, then fill each prize area with
a gummy soda bottle candy or other
prize. Then close and lock the prize
window.
2. Before placing a coin in the machine,
press one of the prize door buttons.
Does the prize come out?
3. Now put a coin in the machine. When
the coin reaches the bottom, press
the prize door button where the coin
landed. What happened?
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What's going
on here?
EXPERIMENT 4
1. Set up the pegboard as shown to the
right.
2. Feed a coin into the #3 slot. Does it
hit the bell? Now try feeding a coin
into the #2 and #1 slots.
What do you notice?
EXPERIMENT 5
1. Now experiment with feeding coins
with different masses (quarter, dime,
nickel, penny) into the same slot.
What do you notice?
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