Scholastic
Scholastic: Math Maven's Mysteries: Mystery at the Third Strike Sports Store
Solve a mystery using your reasoning skills. At this site use all the clues and figure out the winner of the Third Strike Contest.
Scholastic
Scholastic: Math Maven's Mysteries: The Bell Clapper Caper
Help the Math Maven get the kids out of school on time. Someone has stolen the bell's clapper and if the bell doesn't ring at 3:00, the school doors will not open! You have to figure out the last question to ask the number one suspect.
Maths Challenge
Maths challenge.net: Painted Faces
Mathchallenge offers this mathematical reasoning problem, a one star problem requiring nothing more than a logical mind and paper and pencil, to deduct the painted faces problem
Other
Basket Math Interactive
Explore more than twenty math concepts such a perimeter, rounding, exponents, decimals, sign numbers, and more using this interactive basketball game. A Spanish version is also offered. Students results are tabulated daily.
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.
University of Cambridge
University of Cambridge: Nrich: Got It
Sharpen your logical thinking and see if you can figure out the strategy to get to the target number before the computer.
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...
National Council of Teachers of Mathematics
Nctm: Figure This: Don't Fall In
Have you ever wondered why manhole covers are round? Believe it or not, there is a logical, mathematical reason. See if you can figure it out in this NCTM Math Challenge for Families activity. A one-page activity with suggested life...
PBS
Pbs Learning Media: Logical Leaps: Fractions, Mixed Numbers, and Decimals on the Number Line
In this interactive, students use logic to solve three riddles involving a frog jumping contest and then place the contestants' jumps at the correct points on the number line. Numbers are randomized so that the frogs' placements on the...
PBS
Pbs Learning Media: Logical Leaps: Rational Numbers on the Number Line
In this interactive, use logic to solve riddles involving a wallaby jumping contest. Then, place each contestant's jump -- a fraction, mixed number, or decimal between -5 and +5 -- at the correct point on the number line. Backward jumps...
PBS
Pbs Learning Media: Logical Leaps: Fractions and Decimals From 0 to 1 on the Vertical Number Line
In this interactive, use logic to solve riddles involving a flea-jumping contest. Place each contestant's jump, represented by either a fraction or a decimal in both feet and inches, at the correct point on the vertical number line....
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: Logic Definitions: Inductive & Deductive
This site explains what deductive and inductive reasoning is. The site also explains abductive reasoning.
Oswego City School District
Regents Exam Prep Center: Logic
Understanding mathematical language in problem solving can be a difficult concept to grasp. Sharpen your logical reasoning skills at this test prep site that explains the terms: if, and, or, implies, and only if, as they relate to math....
Organization for Community Networks
Ofcn Lesson Plan: Deductive Reasoning
This OFCN lesson plan offers ideas for incorporating deductive reasoning problems into the classroom.
McGraw Hill
Glencoe Mathematics: Self Check Quiz on Reasoning & Proof
The online assessment demonstrates knowledge of concepts utilized in Geometry. The multiple choice questions test students on mathematical reasoning and proof.
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...
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.
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.
Math Planet
Math Planet: Geometry: Proofs Using Algebra
Examples and a video lesson help to explain proofs and logic. [1:57]
ClassFlow
Class Flow: Mental Math
[Free Registration/Login Required] This flipchart is a group of one page starter exercises that require students to use logic to find the solution.
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 Cambridge
University of Cambridge: Nrich: All the Digits
This site has a logic and reasoning math problem.
University of Cambridge
University of Cambridge: Nrich: Whose Face?
This is a logic and reasoning problem to help you sharpen your problem solving skills on this one page website. Now just "face" it and see if you can find the solution to "Whose Face"!
University of Cambridge
University of Cambridge: Nrich: Briefcase Lock
Use logic and reason to figure out what the correct combination of numbers are for the locked briefcase. At this one page website you can also check the solution.
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