đ§Ș Science with Sarah: Moondough and moon phases A âhands-onâ way to understand our lunar neighbor
Hello parents, teachers and students! If youâre looking for a fun way to understand simple machines, this experiment is for you.
Be sure to check out GMSA@9 on Wednesdays, when Meteorologist Sarah Spivey demonstrates and explains the science behind it.
HEREâS WHAT YOUâLL NEED
What you need to make moondough (Copyright 2026 by KSAT - All rights reserved.) 1 cup cornstarch
1/2 cup conditioner
Bowl
Spoon
Mason jar or round cookie cutter
Plastic knife
MAKE THE MOONDOUGH STEP 1 : In a large bowl, combine the cornstarch and conditioner
STEP 2: Initially, use the spoon to mix the ingredients, then use your hand to fully incorporate
Stretch your moondough until it is soft and pillow-y (Copyright 2026 by KSAT - All rights reserved.) STEP 3: If the mixture is too sticky, add a little more cornstarch. Your finished moondough should be pillow-y and moldable.
Your finished moon dough should be soft and pillow-y. Not too sticky (Copyright 2026 by KSAT - All rights reserved.) SHOW THE PHASES OF THE MOON STEP 1: Using the top of a mason jar or a round cookie cutter, cut out a circle from the moondough
STEP 2: Using the plastic knife, cut out the phases of the moon
SCIENCE WITH SARAH If youâd like Sarah to come to your school and conduct a science experiment live on KSAT, fill out this form . âWinnersâ are selected at random.
Copyright 2026 by KSAT - All rights reserved.
About the Authors Sarah Spivey headshot
Sarah Spivey is a San Antonio native who grew up watching KSAT. She has been a proud member of the KSAT Weather Authority Team since 2017.
Sarah is a Clark High School and Texas A&M University graduate. She previously worked at KTEN News.
When Sarah is not busy forecasting, she enjoys hanging out with her husband and cat, and playing music.
How long do you have to file an injury claim in Texas? Uvalde Underwater: A Community Fighting to Start Over The Search for a Missing San Antonio Baby KSAT Crew tries to identify SA Picks via GeoGuessr She Lost $2K to a Fake Cop Call â Don't Let This Happen to You Nueces River Surges in Cotulla area Cotulla Residents Face Worsening Flood as River Rises You Can Actually Test Drive a School Bus Before Applying Same property, same nightmare: deputies rescue dogs twice in 3 years The most dangerous stretch of I-35 in San Antonio â and the data proves it LAKE LEVELS: Recent storms bring dramatic turnaround for Medina, Canyon Hill Country Family Loses Home AND Their Business in One Night The Guadalupe River Left Behind Debris to Cleanup "When is it going to stop?" â Hill Country floods again Keeping Decades of Memories Safe No Rain, All Flood â Two People Rescue in Crystal City Rivers at dangerous levels across South Texas â stay alert Mayor Walks Us Through the Damage Along the Sabinal River Hill Country flooding: roads closed, waters still rising Cars in Ditches, RVs Overturned â Kerr County's Flood Nightmare Previous video Next video