Khan Academy
Khan Academy: Us History: 1980 Present: Continuity and Change in the Postwar Era
How much did the events of the tumultuous postwar era reshape American national identity? Kim discusses the extent to which developments like the Cold War, the Civil Rights Movement, Vietnam, and student protests of the 1960s changed...
Rutherford B. Hayes Presidential Library & Museum
United States Indian Policy During the Late 19th Century: Change and Continuity
By the 1890's, the status of Indian people seemed to validate Frederick Jackson Turner's claim that "the frontier has gone, and with its going has closed the first period of American history." Natives ceased to threaten the Republic...
English Club
English Club: Basic Tenses: Regular Verbs
Notes and examples of verb tense including past, present, future, past participle, present participle, simple, continuous, perfect, and continuous perfect.
English Club
English Club: Basic Tenses
Notes and examples of verb tense including past, present, future, active, passive, normal, intensive, continuous, perfect, and continuous perfect.
Other
Blue Moon Original Oil Paintings: The Principle of Unity
Illustrated essay on the principle of unity, also known as harmony, explains how the grouping techniques of alignment, proximity, similarity, and continuity can be used to create a unified, harmonious composition.
Harvard University
Royal Astronomical Society: Steady State Theory of an Expanding Universe
In-depth research about the steady-state theory of the expanding universe found within a bibliographic database of astronomical literature. Learn about the theory that asserts that new matter is continuously created as the universe expands.
PBS
Pbs News Hour: Afghanistan's Economy and Opium Trade
This comprehensive article looks at Afghanistan's economy and the impact of opium to the country. (3 October 2006)
Cornell Lab of Ornithology
Habitat Network: Amazing Animals That Use Vernal Pools
Find out about species that use vernal pools for reproduction and continuity of life.
Khan Academy
Khan Academy: A Particle System
This Khan Academy resource is an article about single particle systems and creating continuous stream of particles, adding a new one with each cycle through draw.
CNN
Cnn: u.s. Losing War in Afghanistan, Mc Cain Says
In this article, Arizona senator John McCain states, "When you aren't winning in this kind of war, you are losing". He makes several recommendations on what the United States needs to to in order to prevent increased violence in...
Khan Academy
Khan Academy: Pick a Drawing Project!
Following the completion of the Hour of Code tutorial, three drawing projects are offered for continued practice of skills learned.
Khan Academy
Khan Academy: Memory Game: Scoring and Winning
Continuing with the creation of the Memory Game is an illustration of the scoring component.
Khan Academy
Khan Academy: Memory Game: Flipping Tiles
Continuing with the creation of the Memory Game is creating the tiles to flip--click-flipping tiles, restricting tile flips, delay-flipping tiles, and checking matches.
Other
Weather Questions: How Does Weather Radar Work?
Radar (which stands for RAdio Detection And Ranging) transmits microwaves in a focused beam. Some of this microwave energy bounces off of objects and returns to the radar to be measured. The radar sends pulses of energy, rather than a...
Mocomi & Anibrain Digital Technologies
Mocomi: Past Tense and Its Types
Defines past tense and provides examples of the different types.
Mocomi & Anibrain Digital Technologies
Mocomi: Future Tense and Its Types
Learn about future tense and its types.
Mocomi & Anibrain Digital Technologies
Mocomi: Present Tense and Its Types
Learn about present tense and its types.