The mighty T-Rex like you've never seen him before! simply, snap together the 36 hand painted removable organs and body parts to complete your amazing model. Half the body is solid, detailing the prehistoric animal's skin and how he looks on the outside; the other half transparent, showing his fascinating organs, bones and musculature within. , , The development of this t-rex model was overseen by professor Dong Zhi Ming an international authority in vertebrate paleontology and paleo-anthropology to ensure it's accuracy. With unsurpassed quality, this is the ideal model for educators or future palaeontologist. 4D vision tyrannosaurus rex anatomy model includes illustrated assembly guide and description of the organs along with some fun q&a to test your knowledge. Also includes display stand. When assembled model measures 28 cm in length.