This lesson explains the punctuation rules for a divided quote. This tutorial lesson shares a short slideshow with the lesson's content.

A slideshow exploring Earth's rotation and revolution around the sun. Learn that because of Earth's axis tilt we experience the seasons!

A PowerPoint giving a basic definition of an ecosystem. Also explained with a definition and examples are abiotic and biotic factors of the ecosystem.

This lesson explains how to scan a question for the main idea.

This lesson introduces slash marks and how they are used.

Number Frames help students structure numbers to five, ten, twenty, and one hundred. Practice counting using these interactive number frames. Tap a frame to add it to your workspace, or design your own frame, then drag and drop counters...

Number rack facilitates the natural development of children's number sense. The movable, colored beads encourage learners to think in groups of fives and tens, helping them to explore and discover a variety of addition and subtraction...