Renée C. Byer/ rbyer@sacbee.com

Sandy Militello, center, works on an excercise teaching the concepts of smaller, bigger and equal with her kindergarten class at Sargeant Elementary School on Monday February 24, 2014 in Roseville, Calif. Roseville schools will transition to all-day kindergarten classes this fall. Sargeant Elementary is currently conducting a pilot program.

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