Curated OER
Breaking News English: Wall Street Pays Record Bonuses
In this English instructional activity, students read "Wall Street Pays Record Bonuses," and then respond to 47 fill in the blank, 7 short answer, 20 matching, and 8 true or false questions about the selection.
Curated OER
Breaking News English: Australia's Death Row Plea to Singapore
In this English learning exercise, students read "Australia's Death Row Plea to Singapore," and then respond to 47 fill in the blank, 7 short answer, 20 matching, and 8 true or false questions about the selection.
Curated OER
Breaking News English: Philippine President Faces Impeachment
For this English worksheet, students read " Philippine President Faces Impeachment," and then respond to 47 fill in the blank, 7 short answer, 20 matching, and 8 true or false questions about the selection.
Curated OER
Breaking News English: Moscow Subway Cars to Have CCTV
In this English worksheet, students read "Moscow Subway Cars to Have CCTV," and then respond to 47 fill in the blank, 7 short answer, 20 matching, and 8 true or false questions about the selection.
Curated OER
Breaking News English: London to Host 2012 Olympics
For this English worksheet, learners read "London to Host 2012 Olympics," and then respond to 47 fill in the blank, 7 short answer, 20 matching, and 8 true or false questions about the selection.
Curated OER
Breaking News English: Miss Universe Pageant Angers Thais
In this English instructional activity, students read "Miss Universe Pageant Angers Thais," and then respond to 47 fill in the blank, 7 short answer, 20 matching, and 8 true or false questions about the selection.
Curated OER
A Crisis of Greek Proportions
Students evaluate a short article on the economic situation in Greece. In this ESL instructional activity, students read an article as a class, then complete several activities that reinforce their reading, including a vocabulary...
Curated OER
Coney Island
Young scholars examine the use of historic and archival photos and films while they study the history of Coney Island. They participate in critical viewing activities and discuss what they see to make decisions based on historic visuals.
Curated OER
History Trivia For Kids
There are 40 history trivia questions and answers. Students have to cut out the questions and the answers and try to match the correct answer to the question. The trivia questions are all related to history but from many...
DOGO Media
Dogo News: Week of 2 11 13: Mathematician Unveils World's Biggest Prime Number
Learn about the recent discovery of the longest known prime number, which is 17, 425,170 digits long.
Wolfram Research
Wolfram Math World: Prime Number
Prime Numbers are defined with a glossary hyperlink to terms used in the definition. Lots of information and examples included. Lists many math-related links. Scroll down to the bottom of the page to see how prime numbers are used in the...
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: The Prime Page
Find a quick, concise but complete explanation of prime numbers. A variety of related topics are covered such as: A table of the first 400 Prime Numbers, Do Primes ever stop?, the Prime Number Theorem and Twin Primes.
Math Open Reference
Math Open Reference: Prime Number
Learn about prime numbers with this handy reference guide. Provides a detailed definition and examples that enhance further explanation. Includes links to related topics.
Calculator Soup
Calculator Soup: Prime Number Calculator
This prime number calculator will find if a number is prime or composite. If it is composite the calculator will also find all of the factors of the composite number.
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...
Other
Help With Fractions: Prime Numbers Chart
Prime and composite numbers are defined on this website. A prime number chart is also included for all prime numbers under 10,000.
Mocomi & Anibrain Digital Technologies
Mocomi: What Is a Prime Number?
Explains prime numbers and gives examples.
Other
University of Tennessee: The Prime Pages
Here you can find a detailed searchable database of the 5000 largest known primes! Content also includes a glossary, a top 10 records list, prime-music, programs, free downloads, and much more!
National Council of Teachers of Mathematics
The Math Forum: Prime Numbers
Explains what Prime Numbers are and how to find them. Includes a list of primes under 200 and discusses the Sieve of Eratosthenes. This site has numerous links to other internet sources regarding prime numbers.
CK-12 Foundation
Ck 12: Arithmetic: Prime and Composite Numbers
[Free Registration/Login may be required to access all resource tools.] Identify and classify numbers as either prime or composite.
ABCya
Ab Cya: Prime Numbers
Number Ninja: Prime Numbers is a fast-action way to practice factors. Act quickly and use your finger or mouse to slice numbers and reduce them to their prime factors. Do not slice a prime number!
Amby Duncan-Carr
Prime Factorization: Amby's Resources
What is prime factorization? This site goes through a step-by step process explaining different ways to find the prime factorization.
University of Waterloo (Canada)
Wired Math: Primes and Prime Factors [Pdf]
Explore primes, prime factors, and composites using this collection of worksheets. Lots of detailed examples, interesting math facts, and colorful visuals. Acrobat Reader required.
McGraw Hill
Glencoe: Self Check Quizzes 1 Prime Factors
Use Glencoe's randomly generated self-checking quiz to test your knowledge of prime factors. Each question has a "Hint" link to help. Choose the correct answer for each problem. At the bottom of the page click the "Check It" button and...
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