An Ikea Hack custom train and activity table with TONS of storage. This is such an an EASY DIY project and a great way to get all of those toys up off the floor and organized once and for all! Maybe a Lego table and storage?
DIY Lego table using Ikea Trofast storage system. On the top get a piece of wood or something for students to write on and then turn over to use Lego table. Then in the bottom put Legos in one, paper in other, crayons, etc.