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A melting world-shaped glacier

What is Ocean Warming and Why Does It Matter?

STEM Explained

Oceans absorb the greatest amount of solar radiation on Earth. Ocean warming can lead to glaciers melting and ocean acidification.

Sound waves

What is Sound and How do we Hear it?

Backgrounders

Learn how sound travels in waves and how it is measured in this backgrounder.

What is the best way to clean up an oil spill?

What is the best way to clean up an oil spill?

Hands-on Activities

Learn about the properties of materials and the challenges of cleaning up an oil spill in this activity.

What is the Greenhouse Effect?

What is the Greenhouse Effect?

Hands-on Activities

Explore the greenhouse effect and learn about the impacts it can have on the environment.

The water cycle

What is the Water Cycle?

Lessons

Students develop the skills of observing and recording observations as they explore how the water cycle works.

Circle of colours

What is white light?

Hands-on Activities

Find out what happens if you spin the colours of the rainbow in this hands-on activity.

The planet Mars

What is your weight on another planet?

Hands-on Activities

Do you weigh the same on Jupiter as you do on Earth? Learn to calculate your weight on a different planet.

What kinds of transportation are there?

What kinds of transportation are there?

Hands-on Activities

Go on a transportation scavenger hunt in this hands-on activity. How many different types of vehicles can you identify?

What makes soil hard and compacted?

What makes soil hard and compacted?

Hands-on Activities

Explore how walking on soil changes how water soaks into the ground and why that matters to gardeners and farmers.

What speeds up a chemical reaction?

What speeds up a chemical reaction?

Hands-on Activities

Learn about the role of yeast in this fun decomposition reaction.

Fluffy snow on deciduous tree

Weather: Snow

Picture Collections

10 images of some snowflake crystals and some winter scenes with snow

What is an exothermic reaction?

What is an exothermic reaction?

Hands-on Activities

Things are heating up! Explore the temperature change that occurs in an exothermic reaction and the role of catalysts is this chemistry activity.

Stratus Clouds

Weather: Stratus Clouds

Picture Collections

5 images of stratus clouds that cover a wide horizontal layer in the sky at low level and are often associated with rain or drizzle

Battery of Stiger Vortex rainmaking guns at Charleville, Australia, in 1902

What is Cloud Seeding?

STEM Explained

Cloud seeding is a type of weather modification. Learn about cloud seeding, as well as its risks and benefits.

Solar panel project in Dakar, Senegal

What are Carbon Offsets?

STEM Explained

Can carbon offsets help you reduce your environmental footprint, practice sustainable living and fight climate change?