1  Dragonfly Daze: 1 p.m. Saturday, George Owens Nature Park, 1601 S. Speck Road, Independence, 816-325-7115. Run around catching dragonflies of all kinds and sizes and identify them. At the grand finale, the bugs are all released at once.

2  Artifact Identification & Archaeology Day: 10 a.m. to 3 p.m. Saturday, Fort Osage National Historic Landmark, 107 Osage St., Sibley, 816-650-3278. Visitors may bring arrowheads and other artifacts to be authenticated by professional archaeologists. Visitors will gain a better understanding of how the science of archaeology helps us to understand the past. The significance of Fort Osage will be discussed along with a presentation of artifacts recovered from the site over the last 70 years.

3  Crayfish Creekin’: 10 to 11:30 a.m. Saturday, Burr Oak Woods, 1401 N.W. Park Road, Blue Springs, 816-228-3766. Look closely at one of Missouri’s unique creek dwellers, the crayfish. Bring water bottles and towels. Do not wear a swimsuit but do wear closed-toed shoes (not aqua socks). Program starts at the Bethany Falls parking lot. No registration required.

4  Summer Concert Series in Rotary Park: 6 to 8 p.m. Sunday, 600 N.W. Vesper St., Blue Springs. Free. Knock Kneed Sally, a rock and bluesy Americana band, will play. Bring your own picnic.

5  Empty Spaces: Stories to the Stars and Back: 11 a.m. Saturday, Colbern Road branch of Mid-Continent Public Library, 1000 N.E. Colbern Road, Lee’s Summit. Get ready to fill all the empty spaces of the story solar system with storytelling, improvisation, imagination, creativity, theatre, comedy, and magic. Family program, for ages 5 and up. Registration is required by calling 816-525-9924.