Great Valley Museum - Natural history museum provides information on exhibits and events. - http://mjc.yosemite.cc.ca.us/greatValley/
Modesto Area Partners in Science (MAPS) - "Edutational" lectures for the whole family on Friday nights, workshops for science teachers on Saturdays, both at MJC. Site has schedule, topics and links. - http://virtual.yosemite.cc.ca.us/smurov/sched.html