The Science Behind the Sounds You Hear
There is science behind every sound we hear. Sound is made from vibrations in the air. Different materials making different vibrations make different sounds based on the amplification and speed of the sound wave. Here are some of our favorite…
A New Twist on the Tablecloth Trick
Are you planning your Thanksgiving dinner? Make sure to include the Tablecloth Trick for the pre-dinner entertainment.
First, make sure you have a tablecloth without a seam or an edge. A frayed edge that hasn't been sewn is perfect. Lay the…
Halloween Dry Ice Science – Dry Ice Crystal Ball Bubble
We just can't get enough of dry ice at Halloween. It's perfect for many bubbling, spooky science activities. One favorite demonstration is the Dry Ice Crystal Ball Bubble. This activity will have your audience oohing, ahhing, then asking to…
Awesome Halloween Dry Ice Experiments
Halloween is right around the corner and there is nothing better than to mix up some dry ice concoctions for your Halloween party. Grocery stores sell dry ice, especially around this time of the year, so call around or visit the customer service…
Glowing Halloween Party Ideas
Halloween is our favorite holiday at the Spangler labs. Science and Halloween go hand in hand and there is nothing better than turning off the lights and bringing out spooky, glowing science to make all of the kids ooh and ahh. Whether you…
Lie Detection with the Classic Iodine Clock Reaction
Clay and Nick from Lenski Elementary joined me on 9News this week to test the honesty of 9News anchor Mark Koebrich.
Two clear liquids are mixed together and a question is asked. A truthful answer, and the liquid will remain clear. An untruthful…
The Explosive Power of Ethanol Rocket Fuel
This demonstration involves fire and is intended for trained chemistry teachers. Do not do this at home.
Homer Hickam's Rocket Boys is the story of kids in the 1950's who were fascinated with rocket science. The characters use pipes filled…
The Methane Mamba and Fire Bubbles
This demonstration is for educational purposes only. Do not try this at home.
Methane is one of only 13 gases that are lighter than air. Pump a little methane into soapy water, add a little fire and watch it do its dance.
With the help…
Raindrops Keep Falling on My Head – Mysterious Floating Water Worries Weathercaster
One glass mason jar filled with water and capped off with a simple index card put the fear of getting wet into 9News Weathercaster Becky Ditchfield. She was worried she'd get wet. The threat of moisture invading her hair style and outfit was…
How Do You Make a Square Bubble?
All you need to create the perfect bubble is a bowl of water, a little Dawn dish soap and a pipette. A little glycerin won't hurt either. Bubbles are always round, right? But how do you make that round bubble square? It's easier than you think.…
