University of Cambridge
University of Cambridge: Nrich: Konigsberg Plus
See if you can solve this classic problem that Leonhard Euler first presented in 1736. Use the interactive section of this website to help you.
Quia
Quia: Place Value Playoff! Concentration
Do you need practice learning how to write the expanded form of numbers written in standard form? This concentration game is the web site for you! There is a link to a list of the numbers being used so you can check your answer.
Quia
Quia: Place Value Playoff! Word Search
Do you need practice learning how to write the expanded form of numbers written in standard form? This word search game is the web site for you! There is a link to a list of the numbers being used so you can check your answer.
Quia
Quia: Place Value Playoff! Flash Cards
Do you need practice learning how to write the expanded form of numbers written in standard form? This flash card practice is the web site for you! There is a link to a list of the numbers being used so you can check your answer.
AAA Math
Aaa Math: Place Values in Words and Numbers
Students can practice writing whole numbers in standard form through a series of self-check exercises and timed learning games.
Quia
Quia: Place Value Playoff! Matching
Do you need practice learning how to write the expanded form of numbers written in standard form? This matching game is the web site for you! There is a link to a list of the numbers being used so you can check your answer.
Other
Peter Sis Official Site
Here you can read a biography of Peter Sis, watch a video on how he came to write "Tibet Through the Red Box." You can also check out some games, and get a list of his books.
Braingle
Braingle: Language Brain Teasers
"Manipulate words and letters" with these "language brain teasers" that ask you to think about letters, anagrams, syllables, consonants, rhymes, and other topics that you talk about in English class. Try the brain teasers presented here,...