Crossing the River
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PIRA Classification: 1E10.10
Description: A toy tractor rolls at an angle over a sheet of paper. While the toy
is in motion, the paper is pulled. If the paper is pulled at the correct velocity, the
tractor will cross the 'river' in a straight line.
Special Instructions: Move the switch on top of the toy to start it rolling. If
it is moving too slowly, wind the key located on one side of the toy.
Ideally For: Phys 1101, 1201, 1301, 1401
Setup time: 1 minute
Safety Issues: None