Wham-O Magic Window | Wham-O Magic Window http://main.physicsfunstore.com/p/main.html Popular 1970s toy with immiscible sand like substances interacting under gravity to... | By Physicsfun | Facebook
In the '70s, you could make oceans and mountains with a Wham-O Magic Window toy - Click Americana
In The 80s - Toys of the Eighties, Magic Sand
Google Answers: Where is this toy from the 70's?
In the '70s, you could make oceans and mountains with a Wham-O Magic Window toy - Click Americana