Vision therapy (VTO) is a group of non-surgical treatment helping patients in 3 subjects;1)increasing the the visual acuity 2)improving the mechanical skills resulting in increasing the power of extraocular muscles,biocular vision,peripheral vision 3) increasing the perceptual skills making the brain to percept the colour and visual memory better.In this study we are going to compare the effect of vision therapy /orthoptic on motor & sensory of the 3 to 7 years old strabismic patients

Inclusion Criteria:

• 3\