Basic and smaller version of the Hydro-Geology Stream Table, this kit includes a plastic tray, drain trough, tray support and siphon tube. This economical stream table will give your student the chance to create their own landforms and follow the changes in the stream as it ages. Includes a Teacher's Guide. Great for use in the classroom or as an outdoor activity. Also is used with ESCP program. Grades 3-12. Pack of 4 Kits.