Curated OER
Disappearing Water
Learners explore the water cycle. In this earth science instructional activity, students observe and measure water in a closed container and in an open container. Learners record their observations and compare their sets of data to draw...
Curated OER
Melting and Freezing
Students explore how various substances change from a solid to a liquid or from a liquid to a solid and how temperature, pressure and nature play an important role in this process. In this melting and freezing lesson, students review the...
Curated OER
Water and Ice
Students perform experiments in pairs to visualize the changes in water during freezing and melting. In this properties of water lesson, students use their senses and inquiry tools to understand the changes in state of water. Suggested...
Curated OER
Three Clouds Activity
Students understand how clouds are formed. For this cloud lesson, students participate in three experiments to make clouds. Students complete activity sheets for each experiment.