Explore the changes that living things go through from newborn to adult. Topics include butterfly, frog, chicken, plant and human. Each puzzle has a unique die cut to follow the life cycle sequence and be self-correcting. Once each stage is completed life starts again with the next generation. Contains 5 puzzles and 27 pieces.. Explore the changes that living things go through from new born to adult.. Topics include butterfly, frog, chicken, plant and human.. Each puzzle has a unique die cut to follow the life cycle sequence and be self-correcting.. Once each stage is completed life starts again with the next generation.. Ideal for ages 4+.. 4+ years. Grade PK