In this video segment adapted from NOVA, scientists search for carbonized remains of plants preserved in lava flows to find out how long it has taken rain forests on Hawaii to regenerate after a volcanic eruption.
This site presents the full text of Dickens' novel "David Copperfield." Content is supplemented with illustrations.
Site from Ibiblio.org on the exhibit at the Library of Congress in Washington, DC. Contains information on the history of the scrolls, an extensive explanation of each scroll, and pictures.
Describes the meeting of the Continental Congress during which the Declaration of Independence was adopted. Links to famous people present at the meeting.
On this National Archives and Records Administration web site, Stephen E. Lucas describes how the Declaration of Independence is a persuasive piece of literature. Lucus goes into details of the Declaration of Independence studying, at the level of the sentence, phrase, word, and syllable of the entire Declaration.
An online exhibit telling about the original creation of the Declaration of Independence and its many forms after. W.11-12.9b US Doc Analysis
Assess understanding of sets by matching each set notation with its corresponding set.
Contains plans for lessons that ask students to write journal entries about texts they have read by responding to open-ended questions. The book "Mr. Popper's Penguins" by Richard Atwater is used as an example. In addition to objectives and standards, this instructional plan contains links to sites used in the lessons as well as assessment and reflection activities.
In this visualization adapted from the University of Massachusetts Medical School, discover the role that dengue viral proteins play in a human cell as the virus prepares to replicate.
Read about how the Denver Zoo helps to protect animals around the world. Includes audio narration in English, Chinese, Spanish, Setswana, and Turkish, with text in English.
Essay describing the attempts of Salmon Chase, the Supreme Court Chief Justice, to ensure that President Andrew Johnson received fair treatment at his impeachment trial in 1868.
A digital page-by-page walk through an illuminated Middle Age Book of Hours.
Students explore the relationship between two quantitative variables in bivariate data using various x-y plots. They compare the relationships for several categories on the same plot. Students calculate the correlation coefficient to measure the strength and direction of the linear relationship that might exist between two variables.
Students analyze the distribution of categorical data. They calculate percents and visually compare the data sets with a bar chart.
Students categorize data using tables and bar charts. They also determine relative frequencies.
Students sort data and display it graphically using various plots. They also get familiarized with statistical concepts like measures of spread and central tendency.
Different techniques for writing detailed descriptions of an object are found on this page.
A 1967 federal court order resulted in this document, which mandated school desegregation in Birmingham.
Learn about the plants and animals that live in the desert. Book includes audio narration in 8 additional languages with text in English.
A description of the design patterns that are common in software engineering.