Blog
Is there a place for 30% peroxide in High School Chemistry?
In a recent blog post, the activity Elephant's Toothpaste was demonstrated. The activity was in keeping with our STAO safety policy regarding chemical use. In that policy, we suggest the use of small quantities of chemicals, at as low a concentration as possible to...
New FNMI Resource from STAO
Click here to view one of STAO's newest resources that deals with FNMI education in the elementary panel. This is one of several items in the recent issue of STAONews. Full access to STAONews is an exclusive benefit to STAO members.
Meet 12 Badass Scientists…Who Also Happen to be Women
What do you see when you picture a scientist? Is it a white man in a lab coat? This portrait will smash that stereotype to bits. Click the source below for more details Source: Meet 12 Badass Scientists…Who Also Happen to be Women
What is Your Snot Saying?
https://youtu.be/RbcUcYDejks It’s peak cold and flu season, and mucus is making many of our lives miserable. But despite being a little icky, phlegm gets a bad rap. This germ-fighting goo contains cells and chemical compounds that help us power through a cold. You can...
Classification of Lasers Question to the STAO Safety Committee
Question: The STAO Safe on Science document (2011) indicates that only class 1 and class 2 lasers are recommended for use in high school science classes. Many of the documents that I have examined indicate that Class 3A (old classification), now called Class 3R (new...
Teacher Demo/Student Activity: Iron in Cereal
Food labels often contain the word ‘fortified’. This means that one or more ingredients have been added that are not normally found in that food item. The purpose is to increase the amount of that mineral or nutrient to serve a dietary purpose. Table salt is...
SciNews to Engage Your Students
Maybe not as many new species; peer support helpful; oxygen here earlier than thought; BPA controversy; new engineered material cools roofs; France calling out to scientists, etc. working on climate control - just a few of the themes in today's eclectic collection of...
A full moon, an eclipse and a comet — all in one night
By Nicole Mortillaro, CBC News Posted: Feb 10, 2017 5:00 AM ET Last Updated: Feb 10, 2017 9:20 AM ET This weekend offers a good reminder that there's a lot going on in space Friday is a night full of fun astronomical treats. First, there's February's full moon, called...
20 Good News Stories You Didn’t Hear About
We see so many “year in review” articles and social media posts around this time every year, but there’s something off about them… The Biggest Natural Disasters of the year Celebrities We Lost Last Year Top 9 political scandals, gaffes and controversies of the year...
Teacher Demo – Magnetic Braking
This very simple to perform demo can be made very memorable by ensuring the students see it as a discrepant event. Students are expecting to see a free fall but instead see a low terminal velocity with no obvious source of friction. Click here to download the complete...
Valentine’s Candy Science – Cool Science Experiment
https://youtu.be/D9bzSZhDGG0 alentine's Day is a perfect time to give that loved one a selection of candy... and there's nothing more romantic on Valentine's Day than to give that special someone candy... and teach them how to use the candy to do some really cool...
Teacher Demo: Toxic Path: Bioaccumulation
Humans have had a huge effect on the environment by producing and releasing pollutants. Pollution leads to a variety of issues. Some of the better-known pollutants include greenhouse gases, which are the main cause of global warming; acid-producing air pollutants that...