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In this activity (on page 5 of PDF), learners use dry ice and household materials to make scientifically accurate models of comets.

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

Water treatment on a large scale enables the supply of clean drinking water to communities.

This game introduces learners to the scale of the greenhouse gas problem, plus technologies that already exist to dramatically reduce our carbon emissions and prevent climate change.

This activity models the way Landsat satellites use a thermal infrared sensor to measure land surface temperatures.