Things to do with kids in St. Louis

Enjoy Greensfelder Park under the stars as you ride a haywagon through a beautiful evening setting. After the hayride, you and your kids can roast marshmallows over an open pit fire, sip hot chocolate and listen to live country music performed by Robyn Lee. 

Dress for the weather. Space is limited and registration is required. 

Ride times are 6, 7 and 8 p.m. on Oct. 2 and 4, 5, and 6 p.m. on Oct. 3

Butterflies are beautiful creatures with many unique characteristics. Learn the life history of butterflies and identification techniques for common species found throughout Missouri. You'll also learn how to attract these pollinators to your own backyard. For ages 10 and up.

10 a.m. to 11:30 a.m.. Free. At Powder Valley Conservation Nature Center. Reservations are requested.

More information: mdc.mo.gov  

Alien Worlds and Androids brings the work of scientists to life in an exhibition that presents the possibility of life existing beyond Earth through the use of robots, telescopes, space probes and high-tech laboratories.

Kids love Captain Underpants! Come meet the author of the wildly successful  Captain Underpants book series at the St. Louis County Library on Aug. 30. Kids can wear their super hero capes for this special night of storytelling, games, giveaways and wild fun.

6:30 p.m. Doors open at 6 p.m. Seating is limited and early arrival is recommended. 

Bring your appetites to The Magic House for a brunch fit for a Very Hungry Caterpillar! Kids will munch on delicious foods just like the Very Hungry Caterpillar, enjoy hands-on activities inspired by the book collection, create their own Eric Carle insect and have the Magic House all to themselves as they enjoy some private playtime in the Very Eric Carle exhibit.

Celebrate the end of summer and the beginning of a new school year with a fun back-to-school event at the library. There will be crafts and games for ages 7-11.

7 to 8 p.m. Free.

At the St. Louis County Library, Daniel Boone Branch.