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Interactive resource

Types of matter: pure substances and mixtures

Select samples from an outdoor setting. Magnify the substances to atomic level so that the particles they consist of can be seen. Sort the substances into groups based on how many types of particles they contain. Classify the substances as pure substances or mixtures. For example, classify water as a pure substance and ...

Interactive resource

Mystery substances: pure and mixed substances

Solve crimes by identifying pure substances and components of mixtures. Carry out chemical tests on common substances such as salt, baking soda and sugar. Observe and record how each substance reacts with a range of liquids and to heating. Build up a data table of chemical properties and use it to match mystery substances ...

Interactive resource

Grumpy in the desert

Help a friend who has crashed his car in the desert and jumbled up food and equipment. Recover ingredients needed to make tea from the mixed-up supplies. Separate mixtures by using scientific techniques such as distillation, filtration, centrifuging and magnetism.