Math Slice
Math Slice: Smart Guess Game
Can you guess the correct number between 1 and 99 in less than 30 tries? Play this fast paced, interactive game that tests your number sense and reasoning skills. If your are a great guesser, your name will be posted.
Math Slice
Math Slice: Online Mathematics Practice (Mock) Tests for Grades 4 Through 5
A collection of mock math tests, designed for grades 3-5, modeled after portions of standardized tests.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Deductive Reasoning
An explanation and description of deductive reasoning in solving problems at this site from The Math Forum. Simple and helpful information.
Maths Challenge
Maths challenge.net: Right Angle Reasoning
A geometry problem for students to use their mathematical reasoning skills to explain a right triangle property.
Other
Juegos, Acertijos, Y Recreaciones Matematicas
In Spanish. A variety of logic problems, including puzzles and word problems with links to the answers. An excellent site to engage Spanish speaking students.
Oswego City School District
Regents Exam Prep Center: Truth Value of Open Sentences
What happens when there is not enough information to solve a problem? Find out at this test prep site, how missing information or "open sentences" can change the value or truth of a math equation. Practice understanding and applying this...
Iowa State University
Math Jeopardy
It's time for Jeopardy. Detailed directions and suggested game questions are given for Math Jeopardy. Questions are attached in a PDF file that can be downloaded and printed.
Alabama Learning Exchange
Alex: Fun With Problem Solving
The object of this lesson is to teach learners that problem solving can be interesting and fun. It is important to pay attention to what is asked and information that is in the problem.This lesson plan was created as a result of the...
PBS
Pbs Learning Media: Think Math
Think Math offers a collection of 43 KET-produced resources from Math at the Core: Middle School, including 17 Scale City videos and interactives about proportional reasoning, 14 Wild Fractions animations and games that feature visual...
Mensa Espana
Mensa Espana: Lista De Problemas
Spanish content. An extensive compilation of logic and reasoning problems approved by MENSA. Problems are arranged according to difficulty. Each problem is linked to it's solution. A terrific resource for extention and supplemental...
Math Playground
Math Playground
A collection games, word problems, logic puzzles, and math videos that elementary and middle school students can practice their math skills. Model math problems using blocks, work with online flash cards, complete worksheets, and more.
Maths Challenge
Maths challenge.net: Children in a Circle
A "one star" geometry problem that requires problems solving skills where drawing a picture might help with the answer.
University of Cambridge
University of Cambridge: Nrich: Mrs. Beeswax
This logic problem involves putting gold coins in plum pudding. A solution is available to check your results.
University of Cambridge
University of Cambridge: Nrich: Team Scream
This logic problem will require you to figure out a variety of combinations. The solution is available on this one page NRich website.
Math Slice
Math Slice: Bricks 21 Game
To win this strategic game you must lay the 21st brick. That is what makes this interactive game challenging. Play against the computer or a partner. Winners will have their names posted for the day.
University of Toronto (Canada)
University of Toronto: Deductive and Inductive Reasoning
Part of a University of Toronto website, this page defines and describes deductive and inductive reasoning in solving mathematical problems.
University of Cambridge
University of Cambridge: Nrich: Routes 1 and 5
Sharpen your logic and basic arithmetic skills while working on this challenge. Solution.
University of Cambridge
University of Cambridge: Nrich: Roll These Dice
Sharpen your problem solving, sequencing, and spatial reasoning skills playing this interactive game, Roll The Dice. See how many different paths you can take to end up with the same result.
University of Cambridge
University of Cambridge: Nrich: Seven Sticks
On this one page website sharpen your logic, triangle properties, 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: Seven Square Numbers
On this one page website sharpen your logic, square numbers, 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: Cycling Squares
On this one page website sharpen your logic, square number, 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: Special 24
On this one page website sharpen your logic, square number, 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: Octa Space
At this one page web site see if you can solve this puzzle involving the edges of an octahedron. You will definitely need to use your problem solving and spatial reasoning skills for this!
University of Cambridge
University of Cambridge: Nrich: Penta Place
Sharpen your logic and pattern recognition skills while working on this challenge. Solution included.