Here are three ways handles can be used to move levers. Under, over, and through.
This example is from ideas from an old Duplo simple machine set on handles.
These
students are using PicoCricket to program the motions and sounds.
It was fun to make things move when there was noise sensed by the sound
sensor.
Some worked with PicoCricket
for a Jack in the Box and some with WeDo.
Many
critters can be made with one WeDo set. Then use a cam under a lever
to make them move.
The Pico set
They programmed the girl to pop up using the sound sensor.
So they sang "Round and round the Mulberry Bush the monkey chased the
weasel;
The monkey thought it was all in fun
'till POP goes the weasel.
Ta da with a loud sound and up it goes!
