the screws go right through the mesh into the other side of the frame, making it kick-resistant. it looked like your kids had a blast learning. the holes in the sides are still occasionally found on some (but not all!) the first worked perfectly fine, but was just too old and scratched. we offer take away boxes to anyone that has food left from their meal and also consider portion control if it is a regular occurrence. this one is light, it hangs nicely, and is ideal for the spring weather! after all 4 tires the car beeps twice. 