As they drill chunky plastic bolts into the activity board to make patterns or pictures, kids will develop coordination, matching and counting skills. Design & Drill Activity Center comes with 20 cards to follow, or kids can create their own designs; one card is a reproducible blank grid. Power drill has forward and reverse action plus realistic sounds. Includes three bits, screwdriver handle, wrench and 120 bolts in five colors. Uses three AA batteries (not included).