The 3 Cousins Jumping is a children's picture book that shares the fun of jumping up and down on the trampoline. The story places the importance of exercise and the outdoor activities that are beneficial for the overall well being of the child's development. The story is about the fun of jumping on the trampoline. What a better way to have fun and exercise than jumping on a trampoline Fun activity for young children is always a joy. Every child enjoys...