The human body is a marvel of evolution, and now you can learn all about its many different and specialized organs with this Human Organs Toob! This Toob contains (8 pieces) replicas of the small intestines, large intestines, lungs, brain, heart, kidneys, stomach and liver. This Toob measure 1.5 inches long, 1.5 inches wide, and 12.8 inches tall, making it a touch larger than a standard American ruler. It contains 8 figurines of human anatomy that range from 1.25 to 3.75 inches tall, such as the iconic crimson red heart with its left and right atrium, as well the accurately colored blue and red venae cavae, which are the large veins attached to the kidneys. Ages 3 and up.