Wood spools like the cable company uses makes a great repurposed table. If you ask at a job site I've found they throw them out and are willing to give them away instead.
Play table as in a ping pong table or foosball?
Here is a link to a super cute outdoor water table! The post claims she made it for less then $15.
You could easily expand this to have two totes also, have sand on one side and water on the other.
Good luck! Lauren - The Little Lake Cottage