Signs to Look for in Infants and Toddlers:

One eye seems to turn in or out; Squinting or closing an eye; Doesn't respond to visual stimuli; Difficulty following moving objects

Symptoms of Vision Problems in School-Age Children:

Skips/Repeats lines when reading; Omits small words when reading; Poor reading comprehension; Trouble keeping attention on reading; Difficulty copying from the board; Avoids near work/reading; Gets easily frustrated with desk work; Poor handwriting Clumsy/knocks things over; Tilts head/closes one eye when reading; Headaches later in the day