Blog
Teacher Demo: Marshmallow DNA Model
This demonstration will provide students with a visual representation of the structure of DNA. Students will learn the different components that make a nucleotide, the correct base-pair connection between nitrogenous bases, and visually see the double helix structure...
XX Files : Animalia genitalia : Patty Brennan
https://youtu.be/lNJ5tibNKyg Understanding the coevolution of reproductive structures. Learn more: http://www.sciencemag.org/projects/xx... Watch more from our XX Files series: http://www.sciencemag.org/projects/xx...
Seed Sort
All tree flowers produce fruit that encases seeds. Tree seeds spread throughout the surrounding habitat in many ways. Some seeds stick to things, others bounce when they land, and some are even light enough to travel long distances with the air currents. Looking at...
Ontario Association of Physics Teachers Conference 2017 May 11-13
Don’t miss this year’s conference at the Lassonde School of Engineering at York University. This year we are going beyond the cognitive domain and highlighting Affective Physics: Harnessing Emotion to Improve Learning. Come and see how you can alter your classrooms...
Ontario Science Innovative Practices Collection
Intro The Council of Directors of Education (CODE) is conducting a research project called “Science and Innovation in Ontario Schools” on behalf of the Ministry of Education. Purpose A key component of this project is the identification and collection of...
What’s the Best Way to Cook Pasta?
https://youtu.be/gSOnxUBJs8A Pasta noodles contain only three ingredients: eggs, water and flour. But how can you achieve a tasty result every time? Cooking pasta chemically changes how the proteins and starches interact, making the noodles sticky and springy....
In the Blink of an Eye – Contact lenses and Lab Safety
This article by James Kaufman, of the Laboratory Safety Institute (LSI) provides an interesting summary of the myths and facts regarding contact lens safety in the lab. This article is provided with permission of LSI and was originally published in their Winter...
Molar Mass of Butane
In this experiment, students use the gas laws to experimentally determine the molar mass of butane, courtesy of Flinn Scientific Canada for the classroom-ready handout. Molar mass of butane experiment handout - Click here to download
Where does gold come from? – TED-Ed
https://youtu.be/jf_4z4AKwJg Did you know that gold is extraterrestrial? Instead of arising from our planet’s rocky crust, it was actually cooked up in space and is present on Earth because of cataclysmic stellar explosions called supernovae. CERN Scientist David...
Does Water Swirl the Other Way in the Southern Hemisphere?
https://youtu.be/mXaad0rsV38 The definitive answer about the direction water swirls in two hemispheres Sync the videos yourself: http://toiletswirl.com For the record Destin and I repeated the experiment 3-4 times each in each hemisphere and got the same results every...
Teacher Demo – Lung in a Bottle
This is a simple, yet extremely effective model of human lungs. Students are able visualize how the lungs, thoracic cavity and diaphragm work together to facilitate inhalation and exhalation. This model can be prepared before class to be used as a demonstration and...
Do Glasses Ruin Your Eyesight?
https://youtu.be/c2ReCCjCdyI Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters—we couldn't make SciShow without them! Shout out to Kevin Bealer, Mark Terrio-Cameron,...