Build your own Birdhouse Kit, Teachers, this is a great and affordable way to get your kids Design, Building while creating something practical and at the same time beneficial for the environment, Perfect size for a chickadee or finch, Comes unpainted, Assembly required
Wheel Box, Junior Engineering, has assortment of wheels come in a handy divided utility case, Contains: mdf wheels, plastic dragter wheels, card disk wheels, super wheels, and dowel to be used as axles. There are 401 pcs in all.