Set of 36 double-sided dominoes showing spots 1 to 5 in random arrangements to visually emphasize that quantity doesn't change even if the spot arrangement changes! Excellent tool to teach visual discrimination!

On one side spots are shown with a numeral, and on the reverse side the spots are shown with the number name. Game can be played by matching numerals to spots, names to spots, or mixed. Made of high-quality, washable plastic.

Dominoes measure 5" x 2.5".