Human Body Placemat by M. Ruskin Company helps a kids to master in science subjects. It is brightly colored and laminated. It comes with Rectangular shape. From preschoolers to grandparents there is a placemat for everyone. This chart covers Circulatory System, Muscular System, Skeletal System, Respiratory, Digestive, Heart, and the Five Senses. On the back of each placemat, learning exercises based on the front are given.