This week started out with another cool box creation! My neighbors brought me another box, and the cardboard corner pieces begged to become a ball track. We rolled ping pong balls (yes, I rolled some too,) whenever the box was available. I finally retired the bean box midweek, when all the beans were spread all over the floor. Twenty-one ping pong balls are easier to pick up than 3000 beans! One of the things I wanted to include this week was more science. We started learning about trees by…