Other
Rebuilding Nyc: Freedom Tower
Use this site to discover what New York City is doing to redevelop Ground Zero. Read all about the Freedom Tower and the plans the city has for this land. View spectacular pictures and digital plans.
BBC
Bbc News: America's Day of Terror
This resource on the 9/11 attacks by the BBC includes information on the four hijacked planes, the World Trade Center, a diagram that lists all the companies that were located in the two towers of the World Trade Center, pictures from...
Digital History
Digital History: September 11, 2001
This site has a comprehensive overview of the September 11, 2001 attacks on the U.S., including information on Osama bin Laden's background, the formation of Al Qaeda, the attacks themselves, the US response, civil liberties and national...
PBS
Pbs Learning Media: Sagan on Time Travel
Astronomer Carl Sagan discusses the possibility of time travel in this audio-enhanced interview from the NOVAWeb site.
University of New South Wales (Australia)
University of New South Wales: Einstein Light
Einstein Light highlights the Theory of Special Relativity and related topics. Learn how Galileo, Maxwell, and Einstein contributed to our knowledge of relativity, electricity, magnetism, and time by watching fun, interactive modules.
Other
4 Action Initiative: Curriculum: Learning From the Challenges of Our Times
Download or view a complete unit of study on the World Trade Center attack on September 11, 2001. Lessons are provided for the elementary, middle, and high school levels and include reproducible handouts, teaching ideas, and additional...
Wikimedia
Wikipedia: One World Trade Center
Read about the new World Trade Center that was constructed at Ground Zero to memorialize 9/11, as well as to change the New York City skyline.
Stanford University
Stanford University: Conventionality of Simultaneity
This site from Stanford University is on the topic of simultaneity in relativity.
University of Utah
University of Utah: Genetic Science Learning Center: Epigenetics
Videos, interactive activities, and articles explaining the influences that cause parts of the genome to be turned on and off. Learn how nutrition, behavior, stress and other factors determine gene expression.
Center For Civic Education
Center for Civic Education: 9/11 and Constitution: American Identity, Diversity
A set of lessons that can be used to commemorate the anniversaries of the terrorist attacks on the United States on September 11, 2001, and the signing of the Constitution on September 17, 1787. They help students to reflect on the...
Mathigon
Mathigon: Math Foundations: Divisibility and Primes: The Distribution of Primes
This lesson focuses on the distribution of large prime numbers. It offers a calculator to check numbers for prime and a calculator that allows you to create prime numbers. It also provides the history of methods find the distribution of...
A&E Television
History.com: World Trade Center
The iconic twin towers of downtown Manhattan's World Trade Center were a triumph of human imagination and will. Completed in 1973, the towers stood at 110 stories each, accommodating 50,000 workers and 200,000 daily visitors in 10...
PBS
Pbs: Understanding Concepts of Volume and Measurement: Bianca's Babysitting Blues
In this video from Cyberchase, Bianca is babysitting infant twins. As she tries to give each twin the same amount of liquid baby formula, she discovers that all the baby bottles are different shapes. Learn how she finds two that hold the...
9/11 Memorial & Museum
National September 11 Memorial & Museum: World Trade Center History
The Twin Towers were the centerpieces of the World Trade Center complex. At 110 stories each, 1 WTC (North Tower) and 2 WTC (South Tower) provided nearly 10-million-square feet of office space for about 35,000 people and 430 companies....
PBS
Pbs Learning Media: Wide Angle: Complications of Identity
Wide Angle video tells the story of two identical twins, one of whom was classified as white and the other as black, highlighting the difficulty in defining race in Brazilian society. [2:53]
PBS
Newton's Apple: Spotted Owls and Old Growth Forests
This site from Newton's Apple, which is a production of KTCA Twin Cities Public Television, provides insights, vocabulary, resources and a main activity on the subject of why owls are threatened.
PBS
Newton's Apple: Cancer Causes
In this lesson plan site from Newton's Apple, a production of KTCA Twin Cities Public Television in cooperation with the National Science Teachers Association, the causes of cancer are discussed. Several cancer causing agents are also...
PBS
Pbs News Hour Extra: Satellites Orbit the Sun to Better Predict Solar Storms
For the first time, NASA scientists have generated a full image of the sun, front and back, using twin orbiting satellites. The new view of Earth's star will allow for the study of solar weather events like coronal mass ejections that...
Read Works
Read Works: Grandma's House
[Free Registration/Login Required] A literary text about twin sisters Hannah and Emily who end up having more fun with their grandma than they thought they would. A question sheet is available to help students build skills in reading...
Read Works
Read Works: Hide and Seek
[Free Registration/Login Required] A literary text that asks the reader to make predictions about a girl who is babysitting her twin cousins. A question sheet is available to help students build skills in reading comprehension.
PBS
Newton's Apple: Black Holes
This site from Twin Cities Public Television contains great information from a program called "Newton's Apple" concerning black holes. Contains activities for viewers to try to emphasize points related to black holes. Topics include:...
CommonLit
Common Lit: "It's for You to Know That You Forgive", Says Holocaust Survivor
This is the story of Eva Mozes Kor, a Jewish American survivor of the Holocaust. Eva and her family were forcibly transported to Auschwitz, where she and her twin sister Miriam were subjected to the conditions of the concentration camps...
CommonLit
Common Lit: Book Pairings: "Jacob Have I Loved" by Katherine Paterson
In this novel, Louise dreams of leaving her tiny island home in Chesapeake Bay, but first she must escape the shadow of her twin sister who seems to rob her of everything. Selected (11) reading passages (grades 6-10) to pair with "Jacob...
British Library
British Library: Teaching Resources: Putting Twelfth Night in Context: A Summary of Sources
This summary of sources is a quick and easy way to explore the contexts for Twelfth Night - from early tales of confusion between twins to ideas about men playing women, women wearing men's clothes, carnival, and topsy-turvy. Included...