Why Do Humans Like to Get High? – YouTube

“We’ve told you before that there really isn’t any evidence that animals consume mind-altering substances because they feel good to them. This makes it appear that the fondness for psychoactive drugs is, pretty…human. What is it about our species that makes us so attracted to these substances?”

Hosted by: Hank Green

Natural Selection Simulation Using Utensils – submitted by David Tillmann and David Boshra

The following link provides a classroom activity that illustrates how a population can change to adapt to a changing food source. Students use utensils such as clothespins to model how animals obtain food.  A variation of this activity was shared by David and David with their  colleagues at UofT Faculty of Education. Continue reading

Designing an Evolution Website – by Ana Pereira Neves

In this Classroom Catalyst you will learn how to use Wix, a free website building tool, to allow students to design creative, engaging, and interactive websites using class content. This info is perfect for SBI3U Gr 11 Biology – Evolution.

Ana’s project is part of the STAO Connex Technology Enhanced Learning Resources Collection

Click here to go to the Project Innovation site for the complete details

Thanks Ana !!!!!!!!!!!!!!!!!!!!!

 

Radon: A literature search for answers – submitted by Dave Gervais

The following article provides the results of a literature search of radon and its hazards of particular interest to high school science teachers.  The article was written by Dave Gervais, chair of STAO’s Safety Committee. Continue reading

Why Don’t Birds Lay Square Eggs?

What is ”egg-shaped” even? I used to think it was the shape of a chicken egg. Then one day I saw a collection of eggs from lots of different bird species, and I realized just how many different kind of egg shapes there really are! I had to know why. And it turns out a couple teams of scientists had wondered the same thing. Here’s what science says about why eggs are egg-shaped, if that’s even a thing, which I’ve learned it might not be. Evolution of bird eggs, go!