Back To The Roots Organic Terrarium Kids Grow Kit Grows in Just 7 Days STEM Learning to build a living garden ecosystem. This Back To The Roots Organic Terrarium Kids Grow Kit is perfect for children of all ages who love gardens and science. It includes everything needed to create a beautiful and organic garden, from the seeds to the soil. The kit is recommended for ages 4 and up, and is great for both indoor and outdoor play. The brand, Back To The Roots, is known for their high-quality products and this kit is no exception. With a variety of plants and a fun character family, this kit is sure to delight any young gardener.