Melissa & Doug Wooden Construction Building Toy Play Set in a Box, Developmental Educational Toy (48 pcs)4 6 years48 piece wooden building setIncludes 12 bolts, 8 nuts, 16 building boards, 6 blocks, screwdriver, and storage box; illustrated building guides show how to create a crane, motorcycle, airplane, and race car. Storage box is predrilled so it can become part of a structure too; Promotes counting, sorting, and fine motor skills; encourages problem solving and constructive play. Makes a great gift for preschoolers, ages 4 to 6, for hands on, screen