Wooden Life Cycle Board, Nature and Science Learning AidSize: 27 cm x 27 cm x 1. 8 cm Thick Weight: 700 GM Material: Natural Wood. Colour: Natural Finish Recommended Age: 3 years Objects NOT INCLUDED. Just for presentation purposes. A life cycle board is a great visual aid when explaining and showing the different stages and life cycles of our nature subject. Most children have never seen the life cycle of insects and animals and are amazed to learn how they grow and develop. We have created this dual