Austin, TX: The Creek Show @ Waterloo Greenway

Houston, TX: Energy Day @ Sam Houston Park

Sam Houston Park 1000 Bagby St., Houston, TX, United States

Energy Day is Houston’s largest annual FREE family festival showcasing science, technology, engineering, and mathematics (STEM). Energy Day has nearly 70 interactive demonstrations and exhibits that teach students and their families about the various forms of energy through STEM fields, along with efficiency, conservation, and other related STEM industries.

Free

Austin, TX: Spooktacular @ The Bullock

Bullock Texas State History Museum 1800 Congress Ave., Austin, TX, United States

Join us at The Bullock Museum for our FREE family-friendly Halloween celebration! Put on your favorite ocean-themed costume and win prizes at an “under the sea” themed costume contest. Plus, enjoy frightfully fun STEM activities like Boo Bubbles, Spooky Spheros, Candy Corn Cannons, Blood Slime, and more!

Houston, TX: Trick or Treat @ Woodchase Park

Woodchase Park 3951 Woodchase Dr., Houston, TX, United States

Bring out the ghouls and goblins to Woodchase Park for the best Halloween celebration in Houston! There will be plenty of treats and candy, photos with Ariel, face painting, balloon artists, a spooky inflatable bounce house, lawn games with Harris County Precinct 4, food trucks, STEM games with Girlstart, and more!

Austin, TX: StrawFest @ UMLAUF Sculpture Garden & Museum

Umlauf Sculpture Garden & Museum 605 Robert E Lee Rd, Austin, TX, United States

Save the date for UMLAUF Sculpture Garden + Museum's annual Fall Festival, StrawFest! Join Girlstart for hands-on STEM activities. More info to come.