Data speaks, but it's our job to determine what it's trying to say. Young scientists explore the changes in weather and climate using data from the Yosemite National Park in a six-day unit. Learners first compare weather and climate and...

Write-on! Demonstrate a writing model and support learners as they write an informational essay on a water resource issue of your (or their) choosing. The lesson plan provides a well-scaffolded summative writing...

Equip young campers with important survival knowledge with a set of engaging lessons. Teammates work together to complete three outdoor activities, which include building a shelter, starting a campfire, and finding directions in the...

What does the ground around your home have to do with water pollution? Young ecologists learn about their local watershed and create their own cause-and-effect models of the hydrosphere.

Students sing the continent song and locate oceans between the continents on a map. They read "They Earth is Mostly Ocean" and copy notes into their journals. They watch a demonstration of water and saltwater evaporated to see what is...

[Free Registration/Login may be required to access all resource tools.] Features of streams and rivers.

[Free Registration/Login may be required to access all resource tools.] Features of streams and rivers.

[Free Registration/Login may be required to access all resource tools.] Features of streams and rivers.

Learn about stream and river ecosystems. Find out about plants, animals, adaptations, and conservation efforts.

[Free Registration/Login may be required to access all resource tools.] Discusses how flowing water causes erosion; describes how runoff, streams, and rivers change Earth's surface; and identifies features caused by groundwater erosion.

An interactive site to teach students how rivers are formed, how they change, and why they are important. Cross-curricular activities in language arts, math, science, social studies, and art, some of which include worksheets to download,...

Recognize what physical characteristics create rivers on Earth's surface. Identify where floods occur and what makes them happen.

[Free Registration/Login may be required to access all resource tools.] Aquatic biomes can be generally classified based on the amount of salt in the water. Freshwater biomes have less than 1% salt and are typical of ponds and lakes,...

[Free Registration/Login may be required to access all resource tools.] Explains how and where rivers erode and deposit sediments, including particles and dissolved ions.

[Free Registration/Login may be required to access all resource tools.] How rivers carry and deposit sediments.

Learn how rivers work and the importance of them by completing the five activities. Explore rivers further by clicking on one of the numerous links provided.

A description of rivers, their uses, and their formation. There are worksheets and links for additional teacher support.

Through eight lessons, students are introduced to many facets of dams, including their basic components, the common types (all designed to resist strong forces), their primary benefits (electricity generation, water supply, flood...

Check out this simple overview of the water cycle and learn how to build a model of the water cycle.

This lesson will provide an understanding of the characteristics and role of freshwater biomes, and its effect on living things. It is 2 of 4 in the series titled "Freshwater Biomes."