Instructional Video2:30
KnowMo

Trigonometric Graphs: Understanding the Shapes and Symmetry

12th - Higher Ed
In this video, the presenter discusses trigonometric graphs and their periodic nature. They explain how the sine, cosine, and tangent graphs repeat every 360 degrees in either direction and how this can lead to multiple answers for...
Instructional Video6:54
National Parks Service

Yosemite Nature Notes 22: Yosemite Nature Notes

Pre-K - Higher Ed
Starting in 1922 as a type-written news sheet, Yosemite Nature Notes, the periodical, went on to become a charming magazine with over 400 issues during its 40 years of publication.
News Clip4:00
Curated Video

IRAQ: INTERNATIONAL SANCTIONS

Higher Ed
Arabic/Eng/Nat

A decade after President Saddam Hussein led Iraq into the disastrous Gulf War, Iraqi people are still recove
ring.
Their children die at an alarmingly...
Instructional Video
Sophia Learning

Sophia: Mla Bibliography: Periodical Sources: Lesson 1

9th - 10th Standards
This tutorial uses text and audio to introduce how to format periodical sources such as newspapers, magazines, and journals in an MLA bibliography. It is 1 of 2 in the series titled "MLA Bibliography: Periodical Sources." [3:00]
Instructional Video
Sophia Learning

Sophia: Mla Bibliography: Periodical Sources: Lesson 2

9th - 10th Standards
This slide show tutorial shows how to format periodical sources such as newspapers, magazines, and journals in an MLA bibliography. It is 2 of 2 in the series titled "MLA Bibliography: Periodical Sources."