No, sand sharks aren't destructive to people. They are slow-going sharks which have no need to connect with or consume human beings. But, like all animals, They could be aggressive whenever they really feel their life are in danger. The CosmoCaixa Science Museum is an excellent choice for Young children, https://family-friendly-attractio36802.estate-blog.com/32425107/5-simple-statements-about-aquarium-conservation-efforts-explained