This worm farm teaches children about earthworms and their importance in our ecosystem. Grow vegetation and create a Worm's ecosystem! High quality large volume worm colony with privacy shutters to bring worm tunnels close to view. Plant seeds and grow vegetation in soil strata separated by coloured sand horizons to track worm activity. Discover the amazing abilties of worms in a series of safe and humane experiments using real worms. It is part of the WILD! Science ECO System.