Vivarium 2 in 1 to observe roots and earthworms. An ideal gift to discover the natural sciences while having fun. 6 months of activities: 3 to 4 months of cultivation and 2 months of observing earthworms. 2 nature discovery activities inside: - Sow the seeds to observe the growth of the roots. (Carrot, Peanut, Radish and Bean). - Add earthworms or earthworms to see them dig galleries and perhaps observe a reproduction of earthworms. Contains everything you need for both experiments.