LAGUNA NIGUEL

Beginning Saturday, 4- to 8-year-olds can participate in science enrichment classes hosted by the Orange County Natural History Assn., 28373 Alicia Parkway. The classes will be held from 10 to 10:45 a.m. Saturdays through Aug. 28. The cost is $60 plus a $10 material fee. Information: (949) 488-8678.