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
Students explore the water cycle. In this earth science lesson, students observe and measure water in a closed container and in an open container. Students record their observations and compare their sets of data to draw conclusions...
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
Learners 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,...
Curated OER
Water 2: Disappearing Water
Learners will observe the amount of water in an open container over time and also examine the amount of water in a closed container over time. They then will compare and contrast the sets.
Curated OER
Water 3: Melting and Freezing
Learners understand that most substances may exist as solids, liquids, or gases depending on the temperature, pressure, and nature of that substance. This knowledge is critical to understanding that water in our world is constantly...
Curated OER
Water and Ice
Learners explore water and how it changes forms. In this investigative lesson students participate in an activity that shows them how water changes form and what it looks and feels like.
Curated OER
Water and Ice
Learners perform experiments in pairs to visualize the changes in water during freezing and melting. In this properties of water instructional activity, students use their senses and inquiry tools to understand the changes in state of...
Curated OER
Three Clouds Activity
Students understand how clouds are formed. In this cloud activity, students participate in three experiments to make clouds. Students complete activity sheets for each experiment.
Curated OER
Three Clouds Activity
Learners explore how clouds are produced through three different age-appropriate hands-on experiments.
Curated OER
Water and Ice
Learners explore the states of water. In this water states lesson, students observe ice over time and the changes that take place. Learners read a related text and draw their observations in a journal entry. Students discuss the...
Curated OER
Clouds and Your Imagination
Students study and illustrate clouds. For this cloud study lesson, students study clouds and then illustrate what they see. Students use their imaginations to interpret images from the cloud picture they drew.