This exciting new series introduces beginning readers to the stages of life cycles in mammals, amphibians, insects, and plants. Science Kids: Life Cycles features eye-catching photos that will appeal to young readers, while exciting information will engage them in the science of the subject.This exciting new series introduces beginning readers to the stages of life cycles in mammals, amphibians, insects, and plants. Science Kids: Life Cycles features eye-catching photos that will appeal to young readers, while exciting information will engage them in the science of the subject.