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Science

Scoop of potting soil

What is Soil?

Backgrounders

Learn about soil, soil texture and the various layers of soil.

Young girl brushing her teeth

Personal Hygiene: Caring for Our Teeth

Backgrounders

Information about cavities, plaque, tartar, gingivitis and how to keep teeth healthy.

A variety of lava lamps

Lava Lamps

STEM Explained

Lava lamps are very interesting to look at. But they are also interesting examples of buoyancy, heat transfer and solubility!

Why is rain not salty?

Why is rain not salty?

Hands-on Activities

Make a model of the water cycle and find out how water moves around on planet Earth.

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Why are peas and corn classed as starches on food guides?

Hands-on Activities

Learn how test foods for starch.

Why can we see shadows at night?

Why can we see shadows at night?

Hands-on Activities

Take a walk after dark to find shadows.

Why do leaves change colour in the fall?

Why do leaves change colour in the fall?

Hands-on Activities

How do the green leaves of summer change to vibrant colours in fall? Explore plant pigments in this chromatography activity.

Why do oil and water not mix?

Why do oil and water not mix?

Hands-on Activities

What chemistry determines how oil and water behave when mixed? Explore the mixing of oil and water and the density of liquids in this activity.

Why do raisins dance in soda pop?

Why do raisins dance in soda pop?

Hands-on Activities

Let them bop ‘til they drop! What causes these raisins to reach new heights in this hands on activity?

Two faces each with one eye visible

Why do we need two eyes to see?

Hands-on Activities

Ever wondered why we have two eyes (and not one, three or more)? Find how your two eyes work together in this hands-on activity.

Why is everything so small down there?

Why is everything so small down there?

Hands-on Activities

Explore how we see things far and near and from different angles. It's all about perspective!

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Why is it colder in the winter even though the Earth is closer to the Sun?

Hands-on Activities

Learn why we have seasons 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.