![Heating a liquid over a flame in a lab](/sites/default/files/styles/resource_card_image_360x300_/public/2021-11/reaction_types_header.jpg?itok=RwhxbpFu)
Types of Chemical Reactions
Backgrounders
Learn about the four main types of chemical reactions.
![Colourful liquids and periodic table](/sites/default/files/styles/resource_card_image_360x300_/public/2021-01/colourful_liquids_periodic_table.jpg?itok=BiLEZpiY)
Describing and Classifying Matter
Backgrounders
Learn about the physical and chemical properties of matter.
![A variety of lava lamps](/sites/default/files/styles/resource_card_image_360x300_/public/2019-09/Assortment_of_lava_lamps.jpg?itok=IsXk69sI)
Lava Lamps
STEM Explained
Lava lamps are very interesting to look at. But they are also interesting examples of buoyancy, heat transfer and solubility!
![What is immiscibility?](/sites/default/files/2019-08/what-is-immiscibility.jpg)
What is immiscibility?
Hands-on Activities
Creating mixture of liquids can be very useful, but why do some liquids not mix well? Learn what causes liquids to be immiscible.
![Container of flour](/sites/default/files/styles/resource_card_image_360x300_/public/2019-12/Container_of_flour.jpg?itok=jFiB27pV)
Mystery Powders
Lessons
Students investigate the properties of a variety of everyday solids (powders) and liquids to determine the identity of an unknown solid (mystery powder).
![Can we make butter?](/sites/default/files/2019-08/can-we-make-butter.jpg)
Can we make butter?
Hands-on Activities
Do you like butter? Find out how easy it is to make!