Joey Knight was puzzled. What did his parents mean by color? Green shirt, red shirt, brown shirt, gray shirt. Huh? They all looked pretty much the same to him. He figured his parents were just smarter than he was.

Approximately 1:12 males and 1:200 females has some degree of color vision deficiency or colorblindness.

Pre-school books, puzzles, games and other toys are colored intensely enough that most children can tell the colors apart, although they may not look the same to the child with CVD as they do to most people. However, two percent of the male population (and a rare female) cannot see red or green at all, and they confuse other colors as well. These children may not catch on easily to pre-school games that are based on color. They may also resist playing with puzzles that rely as much on color as on shape. They may not be as enthralled with crayons as are most children. They