rules, i told everyone that we would be racing today. but that was too easy since we have so many master builders in our club, so instead we would be building the slowest cars possible.
i then demonstrated with two different cars–one i took from last month’s “rocket car” challenge and the other i made for this challenge, which is pictured below. i then asked the kiddos what the difference between the two were. they noticed right away that the rocket car had 4 wheels both front and back, while the slow car had 4 wheels only in the back. and they also noticed that the slow car had a big 