Each Nature Tube tube set contains 8-12 animal models. Ideal for lessons involving counting, creating realistic dioramas, or teaching young children about animals and their lifestyles. These animal model collections provide hands-on learning for classroom learning centers, nature centers, or home environments. The Nature Tube sets offered by Acorn Naturalists include butterflies, insects, North American animals, rainforest animals and river animals. Discounted set of all Nature Tubes animal models also available. Creative, hands-on fun children ages 3-9.