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{P.O. Box No. 89<br>
{P.O. Box No. 89<br>
{Newton, Mass. 02168<br>
{Newton, Mass. 02168<br>
It is played
It is played on a 21 by 21 (I believe) field. Spaces are marked<br>
with "double tile", "triple tile", and "double equation" similar to<br>
<u>SCRABBLE</u> but the density is greater. Players play with 7 number tiles<br>
and six "+ - x ÷ =" tiles.