June 16, 2010
First we started out with some tricky mosaic puzzles.
There were pieces of the instructions missing
or an entire half.
Then we worked with gears.
Crown gears can work at right angles
Gears mesh to make other gears move.
Sometimes the gear ratios are different.
Find the center of balance.
Making scrambled eggs.
Cars
This one can be tall or small.
Can you believe it took 126 turns to move the paper through.
Jack in the box.
To get the land ready for the farms they made vehicles that could move
rocks and dig stumps.
Now the farms
