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Projects, constructions, games, puzzles, and other activities for children organized according to the spaces where they play.

A project book for the would-be inventor with activities, a list of "contraptions" in need of invention, and the stories behind thirty-six existing inventions.

Exploring the rationale and basic tenets of Piaget's theory, the authors define physical-knowledge activities, consider reasons for their use and discuss princi

Preserve the past, and send a message to the future. Make Your Own Time Capsule is the kit that brings history to life. Custom-designed and manufactured out of