This tracing board is reversible where comes with the Circulatory System on one side and the Digestive System on the other.
It is a great idea of knowing your body system.
It is original design by Jennifer and she is not a doctor, it is her best interpretation of the digestive and circulatory systems and presenting our children with a hands on way of learning about the human body.
Includes tracing stick, 5 wood 1/2-inch balls, and 3 of each color red, blue, green, white, and purple wool balls. Made from maple hardwood and polished with natural oil. Measures 9.5x15.75 inches. Wood is 0.5 inch thick and weighs 1.5 pounds.