Bio Signs Human Anatomy - Brain & Skull The natural interactive human anatomy models bring home the bacon close-up superimposed particular of a change of human personify regions Generic Dimensions: -4.13" H x 3.63" W x 3.63" D,Overall Height - Top to Bottom: -4.13 Inches. Overall Width - Side to Side: -3.63 Inches. Overall Depth - Front to Back: -3.63 Inches Guide is included For ages 5 to 10