Age requirement: Student must be 36 - 47 months as of September 1, 2025. Mixed Age Classes: All students must be fully potty-trained before the start of classes and able to: Ask to use the restroom as needed; Pull down and pull up their own underwear and pants; Wipe, flush, and wash hands. Payment plan option available during registration! Students registering DURING the school year MUST get a start date from preschool@communityarts.org or by calling 925-943-5899 Ext 2229 after registering!