Universal Coordinated Time
Backgrounders
Today, you know it's the same time everywhere in your time zone thanks to Universal Coordinated Time. But when humans used the Sun to tell time, they couldn’t tell time precisely.
Is a green apple always green?
Hands-on Activities
What does light have to do with colour? Observe some colourful fruit under different conditions to learn why we see the colours we see!
Is feeling always believing?
Hands-on Activities
Get your hands cold for science and explore the topic of sensory adaptation.
Is it a liquid or a solid?
Hands-on Activities
Make some goop that has the properties of a liquid and a solid.
Is it possible to change water into cola?
Hands-on Activities
Explore the concept of displacement of fluids in this hands on activity.
Is there a difference between baking powder and baking soda?
Hands-on Activities
Explore acid-base chemical reactions that really get things bubbling in the kitchen!
How much power is generated when climbing a set of stairs?
Hands-on Activities
Put on your running shoes and sharpen your pencil! Investigate the mathematical connection between work and power in this hands-on activity.
How tall can you build a marshmallow structure that will support weight?
Hands-on Activities
Are you willing to give up a sweet treat for the sake of science? Can you engineer a strong and stable structure out of something soft and fluffy?
How does snot work?
Hands-on Activities
Make some fake snot and explore the function of mucus in this fun activity.
How does sound travel?
Hands-on Activities
Try out this cool activity to hear sound vibrations.
How does water move up a plant?
Hands-on Activities
Do an experiment with celery to learn about the structures that help plants take up water.
How fast can you react?
Hands-on Activities
What is a reflex? Test your reaction time and find out why reflexes are important in this challenge activity.
How fast does a heart pump blood?
Hands-on Activities
Get active in this activity and explore the impact of exercise on your heart rate. Ready, set, GO!
How is food packaged?
Hands-on Activities
Take a closer look at food packaging. Explore why and how food is packaged in different ways.
How many drops of water can you rest on one coin?
Hands-on Activities
Explore surface tension in this hands on challenge activity.