American Chemical Society
Evaporation Sensation
Where did the water go? Learners conduct an experiment to see how the difference in temperature affects evaporation rates. Scholars continue to investigate evaporation by comparing water and alcohol evaporation rates. Pupils experiment...
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...
US Geological Survey
The Water Cycle for Schools: Beginner Ages
Explore a day in the life of a water droplet. An interactive infographic helps scholars learn how water cycles work from precipitation all the way around to condensation. Learners hover over each step of the cycle to read more as they...
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
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.
Curated OER
Three Clouds Activity
Students explore how clouds are produced through three different age-appropriate hands-on experiments.
Curated OER
Clouds and Your Imagination
Students study and illustrate clouds. In this cloud study activity, students study clouds and then illustrate what they see. Students use their imaginations to interpret images from the cloud picture they drew.