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In this activity, learners will create a diagram of the ocean zones and determine what organisms live in each zone.

In this activity related to microbes, learners create scale models of microorganisms and compare relative sizes of common bacteria, viruses, fungi and protozoa using metric measures: meters, centimete

In this activity, learners explore dinosaur skeletons.

Learners take on the role of environmental engineers as they design water filters.

In this activity, learners make a model of a beehive using simple materials.

Learners use red cabbage juice and pH indicator paper to test the acidity and basicity of household materials. The activity links this concept of acids and bases to acid rain and other pollutants.

In this group activity, learners will mark important developments of life on Earth on a timeline (each foot in length representing 200 million years).

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

Working in groups, learners model the continuous destruction and creation of ozone (O3) molecules, which occur in the ozone layer.