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In this chemistry challenge, learners discover that many chemical reactions involve heat loss or gain.

In this activity, learners investigate how inkjet printers produce tiny, precise drops of ink.

Learners observe working lava lamps to understand how they work (included in PDF link).

In this activity, learners discover the relationship between temperature and pressure in the lower atmospheres of Jupiter and Earth.

This highly visual model demonstrates the atomic theory of matter which states that a gas is made up of tiny particles of atoms that are in constant motion, smashing into each other.

In this activity on page 6 of the PDF (Get Cooking With Chemistry), learners investigate yeast. Learners prepare an experiment to observe what yeast cells like to eat.

In this activity (on page 14 of PDF), learners use a pan full of flour and some rocks to create a moonscape.