Children can use the kid-friendly power drill and colorful bolts to build their own, working crane - then unfold the package to create a pretend play construction site scene. With their friends or siblings, they can pop the Bolt Buddy construction workers and animal pal into the vehicle and dig into pretend play fun while creating their own stories. Build hand strength, fine motor skills and hand-eye coordination with kid-friendly tools designed just for little hands with the ones in this set. Details: Multicolor 24.8" x 12" package size 36 pieces Supports STEM learning Eco-friendly box doubles as play construction site Free Design & Drill activities available online developed by teachers at Educational Insights Requires 3 AAA batteries (sold separately)For ages 3 and up Contents: 20 bolts 4 building pieces 2 safety cone bolt toppers 2 construction worker Bolt Buddies 1 animal pal 1 kid-friendly power drill toy 1 crane body with extendable arm 1 movable hook 1 wrecking ball 1 drilling board (can be stored inside crane) 1 drill 1 box play area