April 18 to 20, 2007
Village of Barboursville
If you need a longer axle use two with an axle extender between.
Some pull back pushers worked a little bit.
Some a little farther.
Adults have all sorts of good ideas, too.
Be careful not to put the rubber side of the tire next to the beam. It will rub.
Miller
A double bumper idea.
Spring Hill 5th
It turns out that this is not a safe idea.
Village of Barboursville 5th
The class had only one half hour.
This group was diligent in getting the bump car to bounce back within
.5 cm.
Miller 5th
This group had only one half hour also and were also able to bounce
back near to start.
Davis Creek 5th
LEGO CAD
without weight and with
