The baby is one year old, one eye a little slant, may be with the eye is not fully developed, refractive error, congenital strabismus and other reasons related to the daily training, wearing glasses or surgical correction. 1. The eye is not fully developed: the baby is one year old, one eye is a little oblique may be its eye is not fully developed, do not worry too much at this time, most of the normal phenomenon, parents can train the baby to look at things to the other side of the eye, the child’s eyes can slowly become normal. 2. Refractive error: the baby is one year old, one eye is a little oblique, may be refractive error, need to take the baby to the regular medical institutions for professional examination, if necessary, need to wear glasses to correct. 3. Congenital strabismus: your baby is one year old and one eye is a bit squinty. It may be congenital strabismus, which can be treated surgically to improve the muscle pull on the eyeball and help the baby’s eyes recover. The baby is one year old with one eye a little slant, parents as early as possible baby to the hospital ophthalmology consultation, daily attention to the baby’s eye cleanliness and hygiene.