Build your own human anatomy model of the eyeball! This exceptionally detailed, 4.5" model contains 35 detachable, hand-painted medical education-quality organs and parts and a display stand. Also includes illustrated assembly guide and description of the anatomy along with some fun Q&A to test your knowledge! A nice addition to curriculum for teaching human anatomy or any child's science fair project related to human anatomy. Collect the series and have your own human anatomy museum! For ages 8+ Busy hands build strong minds! These accurate 4D human anatomy models offer a unique puzzle challenge that inspires critical thought and mental acuity. Plus, they help build dexterity, fine motor skills and problem solving skills and reinforce learning through hands-on exploration!