Militaries throughout history have used topography information to plan strategies, yet many pupils today don't understand it. Scholars use Legos and a contour gauge to understand how to construct and visualize topographic profiles. This...

One ecosystem is home to numerous habitats—how diverse are they? Pupils interact with an online lesson to explore three habitats in a rain forest ecosystem. They discover connections between species and how they depend on each other for...

In this everyday editing instructional activity, students correct grammatical mistakes in a short paragraph about a giraffe walking to Paris. The errors range from punctuation, capitalization, grammar, and spelling.

Crazy fact: Some animals can survive months without oxygen. An online resource describes some unique ways animals collect oxygen and even live without it for an extended time. Learners read about these special animals and use pop-up...