Human Body Models Grades 5 and up. Imagine having these realistic human body models in your classroom to complement your science lessons! These life-like models feature realistically hand painted body parts that can be removed, observed, and arranged back into their correct positions in the body. All models are designed for hands-on learning and are durable enough for years and years of student use. Enriching reproducible worksheets designed to enhance your science lessons are included with each model.