8 Reasons Why Retention's Risky Business
3. Two Years of Kindergarten May Not Be Beneficial
Many kindergarten children are retained for low achievement or immaturity. Children who are in two-year kindergarten programs or who are held back in kindergarten have no lasting academic advantages over kids who are promoted or spend one year in kindergarten.
Research shows that children who spend a second year in kindergarten are just as likely as their promoted, at-risk peers to be at the bottom of their third-grade class.