This article explains the benefits of sending your kids to a private co-educational school. Read on to discover more. 1) Smaller class sizes One of the most significant benefits of sending your child to a private co-ed school is the reduced class size. It can be difficult for your child to get the individual attention they need in a large public school. They will get the attention they need, learn at their own pace, and thrive in an intimate learning environment with smaller class sizes.