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In this activity, learners discuss the different salinities of oceans, rivers and estuaries.

In this three/four-day lesson, learners calculate perimeters and areas and draw the castle plan to scale.

In this four-day lesson, learners identify three-dimensional forms in castle design, research different parts of the castle with a focus on their uses, and design and enlarge a banner for the great ha

In this activity, learners create a soil and water model of a single-cell life environment and study living microorganisms.

Learners build models to learn about the special cells and structures that plants use to move water from their roots up through the stems and leaves.

In this 6-7 day investigation, learners begin with an introduction to seamounts that are present in the Gulf of Alaska.

Did you know that the water we use today is the same water found on Earth millions of years ago? The Earth constantly uses and recycles water in a process called the water cycle.

In this three-day lesson, learners identify two-dimensional shapes used in castle construction, create a castle collage using assorted shapes, and design tapestries using repeated patterns of color, s