Science At Play: Homemade Lava Lamp

Materials to Collect Empty clear bottle (any size, but 1 liter works well)  Water  Oil (vegetable or other liquid oil)  Food coloring  Oil-based food coloring (optional)   Glitter (optional)  Alka-Seltzer or other effervescent tablets Small light to place your lamp on (optional) Build it! Fill about 3/4 of your bottle with water (you can always add …

Science Sunday: Inertia

Scot Haney stepped in again this week on Science Sunday to talk about our favorite ‘i’ word, inertia. At the most basic level, inertia is simply how easy or hard it is to stop an object from moving. If we have 2 identically shaped wheels that weigh exactly the same, do you expect them to …

Brownie Mix: STEM with Toddlers

My daughter is freshly two. Like many parents, I’m trying to keep her open to a life in the sciences. To be honest, I’m also trying to keep her open to a life in the arts, literature, languages, historical perspective, emotional intelligence, and everything else… and of course, she mostly loves to play basketball. But …

Science Sunday: Homemade Confetti Launchers

Happy New Year! For the first Science Sunday of 2020, we decided to keep in the festive spirit by showing you how to make your own confetti launchers. The supplies are simple: an empty toilet paper tube, a balloon, and confetti. Leave a little bit of space at the end and stretch the balloon over …