NOTE: The Missouri Department of Conservation announced on 6/19 that Mud Day has been cancelled due to projected flooding of the Meramec River. More information can be found at mdc.mo.gov

It's all about fun in the mud at Mud Day! At this free event, kids will

Kids ages 6 and up will learn about mammals living in Missouri, touch animal pelts and skulls. Part of the Super Summer Series at Powder Valley Nature Center in Kirkwood.

10 to 11 a.m. 

Free. For reservations, call 314-301-1500.

More information: mdc.mo.gov

Kids ages 6 and up will learn how to identify some common outdoor hazards and safely enjoy the great outdoors. Part of the Super Summer Series at Powder Valley Nature Center in Kirkwood.

10 to 11 a.m. Free, but reservations are required.

For reservations, call 314-301-1500.

More information: mdc.mo.gov

What makes an animal a reptile? Find out, and touch live reptiles in this fun program. Families, scout and camp groups are welcome to attend this fun, free auditorium event. For ages 6 and up.

10 to 11 a.m.

At Powder Valley Conservation Nature Center in Kirkwood, near the intersection of I-44 and I-270. Call 314-301-1500

for reservations.

Today's robots are nothing short of astonishing. Those coming in the not-too distant future are simply revolutionary – and they are becoming eerily like us. What does it take to make a humanoid robot – a robot that can do anything we can do without the benefit of a human brain?

Bring your family and friends to enjoy Food Truck Sundays in Shaw Park. Some of St. Louis' most popular food trucks will be on hand to provide tasty eats, and there will also be family entertainment, and live music. Picnic tables are available throughout the part (both covered and uncovered sites), or bring your own blankets or lawn chairs. 

4:30-7:30 p.m.

More information: claytonmo.gov