Other
Curious math.com: Math Is an Attitude
This site offers numbers tricks to help multiply and divide large numbers mentally. There are also tricks for powers and roots of numbers.
Houghton Mifflin Harcourt
Houghton Mifflin Harcourt: Saxon Activity Center: Calculator Activity 5: Division [Pdf]
A worksheet for practicing basic division facts and word problems using a calculator. Includes detailed examples. Acrobat Reader required.
ICT Games
Ict Games: The Dragon's Eggs
Try to save the eggs by telling if the number next to the egg is an even or odd number. If you are correct the egg goes in the nest and is saved!
NumberNut
Number Nut: Working Beyond Arithmetic: Fractions and Decimals
Review fraction concepts in this succinct but detailed overview. The lesson highlights decimals, fractions, percentages, estimation, and rounding concepts with related vocabulary. Use the Reciprocal Fraction or Rounding games to practice...
ABCya
Ab Cya: Addition With Manipulatives
An interactive addition game that includes movable manipulatives. An engaging tool for building skills with one and two digit addition facts. Immediate feedback given.
ClassFlow
Class Flow: Zoo Addition
[Free Registration/Login Required] This flipchart concentrates on addition but uses a wide variety of teaching strategies to help students understand addition. The clever theme keeps their attention and problems are stated in several...
University of Cambridge
University of Cambridge: Nrich: Twenty Divided Into Six
On this one page website sharpen your logic and addition fact skills while working on this challenge. The solution is available to double check your solution.
University of Cambridge
University of Cambridge: Nrich: Is It Magic or Is It Maths?
On this one page website sharpen your logic and pattern recognition skills while working on this magic challenge. The solution is available to double check your solution.
University of Cambridge
University of Cambridge: Nrich: Divide It Out!
On this one page website sharpen your logic and basic division fact skills while working on this challenge. The solution is available to double check your solution.
University of Cambridge
University of Cambridge: Nrich: Mathemagician's Seven Spells
See if you can find the pattern in the sequence of numbers that will break the Mathemagician's spell. The solution is available at this one page website. After you find your solution you can check it.
University of Cambridge
University of Cambridge: Nrich: Think of Two Numbers
On this one page website sharpen your logic, and pattern recognition skills while working on this challenge. The solution is available to double check your solution.
University of Cambridge
University of Cambridge: Nrich: Make 37
Sharpen your logic and addition skills while working on this challenge. Solution.
University of Cambridge
University of Cambridge: Nrich: How Old?
On this one page website sharpen your logic and pattern recognition skills while working on this challenge. The solution is available to double check your solution.
University of Cambridge
University of Cambridge: Nrich: It Must Be 2000
On this one page website sharpen your logic and pattern extension skills while working on this challenge. The solution is available to double check your solution.
University of Cambridge
University of Cambridge: Nrich: Gnomon 1
This interactive activity gives you an opportunity to explore a specific number pattern named the "Fibonacci sequence." See what other patterns you can discover while you manipulate the blocks. There is a "Printable Page" link if you...
University of Cambridge
University of Cambridge: Nrich: Largest Number
On this one page website sharpen your logic, multiplication, and problem solving skills while working on this challenge. The solution is available to double check your solution.
University of Cambridge
University of Cambridge: Nrich: Why 8?
On this one page website sharpen your logic and pattern recognition skills while working on this challenge. The solution is available to double check your solution.
Other
Visual Fractions: Rename in Higher Terms With Circles
Practice renaming fractions in higher terms using circle fractions, in this Java applet interactive game. A simple activity for most. However, if you get stuck, see the detailed, directions and examples that are included.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Distributive Property Illustrated
This is part of a math forum at Drexel University. A student gets frustrated when asked to solve a problem using the distributive property. Never fear. Dr. Math to the rescue! Illustrations and detailed examples help provide...
National Council of Teachers of Mathematics
The Math Forum: Means Proportional and Geometric Means
Dr. Math helps a student discover the meaning of the mean proportional of two numbers. Detailed explanation with examples.
NumberNut
Number Nut: Ordering Operations With Parentheses
A thorough lesson on order of operations that includes detailed examples and related vocabulary.
National Council of Teachers of Mathematics
The Math Forum: Height to Weight Ratio
A student asks Dr. Math, "If I have a friend that weighs 155 pounds and is five feet, four inches tall, what is his height-to-weight ratio?" Find out how Dr. Math solves this problem and get a better understanding of the concept of ratio.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Commutative Property & Division
Dr. Math answers a question about the commutative property and division. Does it really work? See what Dr. Math has to say.
University of Cambridge
University of Cambridge: Nrich: Calendar Patterns
On this one page website sharpen your logic and pattern recognition skills while working on this calendar challenge. The solution is available to double check your solution.