Tilden Nature Center Open House A day of critters, crafts and fun for the whole family. Nature stroll at 11 a.m., visit with a snake at noon, nature games at 1 p.m., and songs and crafts at the farm at 2 p.m. 525-2233.
Toddler Time. 10:30 a.m. today. Kids ages 3 to 5 and caregivers can stop at the first floor for crafts, games and activities. State Historical Building, 600 E. Locust St. 281-5111; www.iowahistory.org .
"World Histories." May 16 through Aug. 31. The exhibit presents approximately 12 artists whose work fits comfortably at the forefront of the international contemporary art scene. Des Moines Art Center, 4700 Grand Ave. Freewill donations accepted; 277-4405; www.desmoinesart center.org.
A Photo Ethnography. Through May 16. A unique multi-media exhibit, combining enlarged photographs, a slideshow, written words and live presentations documenting the lives of seventh grade students at Hiatt Middle School.
A Photo Ethnography. Through May 16. Multimedia exhibit, combining enlarged photographs, a slide show, written words and live presentations documenting the lives of seventh-grade students at Hiatt Middle School. State Capitol, 1007 E. Grand Ave.
The Bee's Knees & the Cat's Meow. Noon - 4 p.m. through May 9. Works by Drake seniors Sabella Flagg, Calvin Colton and Clarissa Kampa. Anderson Gallery, Drake University, 2507 University Ave. 271-1994; www.drake.edu/andersongallery .