![Dinosaur footprint fossil](/sites/default/files/2019-08/313px-Gigandipus.jpg)
How did dinosaurs leave fossils behind?
Hands-on Activities
Using a toy dinosaur and some plaster of Paris, learn how dinosaur footprints could become fossils.
![fancy guppies](/sites/default/files/styles/resource_card_image_360x300_/public/2019-09/fancy-guppies.jpg?itok=3im2BfH2)
Guppies, Guppies Everywhere!
STEM Explained
How do different populations adapt to their environment? Let’s explore this concept through guppy speciation.
![How big were dinosaurs?](/sites/default/files/2019-08/how-big-were-dinosaurs.jpg)
How big were dinosaurs?
Hands-on Activities
Some dinosaurs were very big! Compare the sizes of different dinosaurs to the sizes of familiar objects you see in your community.
![a boy looks at a hamburger](/sites/default/files/styles/resource_card_image_360x300_/public/2019-10/boy_looking_at_hamburger.png?itok=Lc9CtrR6)
Do You Know What's On Your Plate?
STEM Explained
In 2013, many Europeans learned their beef lasagnas were actually made of horse meat. Learn about food fraud, and how a Canadian invention can help detect it.
![Kitten Kitten](/sites/default/files/styles/resource_card_image_360x300_/public/11-cat.jpg?itok=IpDJVBPq)
Animals: Babies and Adults
Picture Collections
20 images of animal pairs such as polar bears, turtle, dogs and birds in their juvenile and adult stages of life
Jordan Mallon
Career Profiles
Research Scientist in Palaeobiology
![Ella Harvey | Data Manager at BOLD (Barcode of Life Data System) Ella Harvey | gestionnaire de données chez OLD (Barcode of Life Data System).](/sites/default/files/styles/career_image/public/6277_13.jpg?itok=4p7FtdME)
Ella Harvey
Career Profiles
Data Manager
![Gonzalo Giribet | Professor of Organismic and Evolutionary Biology, Harvard University Professeur de biologie des organismes et évolutionniste, Université Harvard](/sites/default/files/styles/career_image/public/6143_13.jpg?itok=LueexyMd)
Gonzalo Giribet
Career Profiles
Professor of Organismic and Evolutionary Biology