<< Last year we did a sandcasting project....it was fun....but it didn't work
very well. The students constructed boxes/molds out of cardboard. That
too long and they had a ton of leaks in them even though they were covered
miles of duct tape. I realize now I should have lined the boxes with
You can use plastic bowls for small projects.
You can use wooden frames lightly knocked together on a solid surface for