An important part of childhood is exploring the world. What do things taste, feel, smell, sound like? What happens when you add red to blue, mix soil with water or drop a blob of paint from a great height? These childhood experiments are vital for development and provide hours of entertainment.Sisters Rachel Sumner and Ruth Mitchener have created Recipes for Play for parents who want to encourage tactile learning but don’t want their lives ruled by chaos. Each recipe has e...