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.
How to Build a Lego Table from an Ikea Lack Table Maybe glue Lego boards to ply wood paint others use with chalkboard paint or laminate for dry erase. Drill holes on 4 corners and hold in place with pegs for reversible surface.
The Logistics of LEGO: How to Build a Stylish (& Functional) LEGO Storage Unit
The Lego table goes awesome! Uses 4 IKEA's TROFAST frames. 4 feet x 6 feet table top. Legos are organized by color in the bins. I'd make the overhang a little larger so chairs can scoot right up to the table.