Sat., 7/23, Geodes and Gems, Elgin Public Museum, Noon-2 PM; Free Geodes are one of the coolest phenomena of geology; deceptively like a regular rock at first glance, when cracked open, geodes reveal beautiful quartz formations. Discover how they formed and even have a chance to crack open one for yourself. Museum representatives will be on hand during this drop-in event. No registration necessary.
Satl, 7/23, Fossil Collecting, Lizzadro Museum, 8:00 a.m. to 3:00 p.m. Travel by motor coach to a quarry near Rockford. Collectable fossils include: barchiopods, gastropods, corals, crinoids, trilobites and cephalodpods. 8 yrs - adult. $45 per person. Reservations: (630) 833-1616