The Allentown Christian Co-op Preschool is offering an enrichment program on Mondays from 11:30 a.m. to 2 p.m. for children ages 3, 4 and 5. Kindergartners are also welcome. The program includes art, math and science projects as well as music and story time. Cost is $40 per month. For details, call (609) 259-0885 or (609) 259-2347.