Includes 6 each of the following: 2963 Birds Build Nests, 2964 Insects Visit Flowers, 2965 Seeds Travels, 2966 Birds Use Their Bills, 2967 Animals Hatch From Eggs, 2968 Spiders Spin Silk, 2969 Animals Hide, 2970 Animals Grow New Parts, 2971 Animals Prepare for Winter, 2972 Insects Grow and Change, 2973 Animals Are Poisonous, and 2974 Plants Eat Insects.