“Dig It! The Secrets of the Soil” closes this weekend. Learn about soil and its various components through displays, models and photography. Activities include building with clay and sand, testing the chemistry of soil and watching live “decomposers.” (9 a.m.-5 p.m. Fri.; 10 a.m.-5 p.m. Sat.; noon-5 p.m. Sun. $4-$6. University of Minnesota, 10 SE. Church St., Mpls. 612-624-7083.)


A paper craft show for those who like to document those special moments in life. Guests can view demonstrations on the latest techniques and shop for products Also make-and-take projects. (10 a.m.-6 p.m. today; 9 a.m.-5 p.m. Sat. $10. Education Building, State Fairgrounds, Falcon Heights.