Advanced Life-Size Heart and Lungs Model, Hand-Painted, 7-Part Subcategory_Rulers and Measuring Entry-level two-part human skull model

Entry-level two-part human skull model separates the skull cap to reveal the cranial cavity for introductory head-anatomy teaching at secondary and college levels

Student kit for constructing a working DC motor from component parts

25-inch frame with draining pins for post-wash inversion and drying

Engineered to expose both AC and DC generation on a single hand-cranked apparatus

Jumbo-sized for heavier apparatus

Advanced Life-Size Heart and Lungs Model, Hand-Painted, 7-Part Subcategory_Rulers and Measuring Entry-level two-part human skull modelShows oxygenated and deoxygenated blood paths between heart chambers and alveolar surfaces through seven hand painted removable parts designed with medical professional input.