This giant deluxe edition of our popular Design Drill® Activity Center offers hours of creative play possibilities for busy hands!• Includes power drill, power screwdriver, wrench, screwdriver, 100 big bolts in 5 colors, 20 fun bolts in 5 shapes and colors, 3 bits (Phillips, socket, flathead)• Activity guide with 19 patterns• 15?H Square carrying case with built-in, removable activity board• Requires 6 AA batteries (not included)• Supports STEM: Introduce tools, design, build, role-play engineering careers• Ages 3–6