Re “Expectations for Kindergarten Have Risen, Putting Boys at a Disadvantage,” by Claire Cain Miller (The Upshot, June 9): ...

The original kindergarten concept had children playing with a series of toys that were supposed to be given to them in a specific order to help them learn. Max Pixel Songs. Blocks. Snack time ...

Beyond crayons and circle time: What California transitional kindergarten needs to succeed. California’s goal is to offer it for all 4-year-olds by 2025-26. CAROLYN JONES. CALMATTERS.