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Activity
Maths Challenge

Maths challenge.net: Right Angle Reasoning

For Students 9th - 10th Standards
A geometry problem for students to use their mathematical reasoning skills to explain a right triangle property.
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Unknown Type
Math Slice

Math Slice: True False Slice Special Test

For Students 3rd - 8th
Test student knowledge of basic logic with this short test. Assessment is scored immediately online. Could be used as an assessment tool.
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Activity
Other

Basket Math Interactive

For Students 9th - 10th Standards
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.
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Interactive
Math Slice

Math Slice: Smart Guess Game

For Students Pre-K - 1st
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.
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Lesson Plan
PBS

Pbs Mathline: Bead Dazzling (Proportional Reasoning) [Pdf]

For Teachers 3rd - 8th
A comprehensive lesson plan on algebraic thinking where students create and identify patterns using proportional reasoning. Research based, this lesson plan includes technology connections, items for discussion, and extension activities.
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Unknown Type
Math Slice

Math Slice: Online Mathematics Practice (Mock) Tests for Grades 4 Through 5

For Students 3rd - 5th Standards
A collection of mock math tests, designed for grades 3-5, modeled after portions of standardized tests.
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Activity
University of Cambridge

University of Cambridge: Nrich: Seating Arrangements Plus!

For Students 3rd - 8th
Using your reasoning skills and the clues provided, try to figure out who is sitting where at this table of six. Check the solution and see if you are correct. You can choose similar games and math problems on this page, or choose math...
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Activity
National Council of Teachers of Mathematics

The Math Forum: Ask Dr. Math: Logic Definitions: Inductive & Deductive

For Students 9th - 10th
This site explains what deductive and inductive reasoning is. The site also explains abductive reasoning.
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Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: Beginning Algebra: Reasoning Skills

For Students 9th - 10th
A tutorial on reasoning skills focusing on both inductive and deductive reasoning. Has several examples and exercises with answers and discussion.
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Interactive
Quia

Quia: Story Problems With Mixed Practice

For Students 3rd - 8th
Your problem-solving skills are put to the test in this interactive word problem game on this site. Employ a variety of mathematical skills and strategies including logical reasoning and computation. Multiple choice problems created for...
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Lesson Plan
Microsoft

Microsoft Education Lesson Plan: Candy Is Dandy

For Teachers 3rd - 8th
Explore color distribution of M&M candies using this detailed lesson plan. An engaging integrated lesson that requires understanding of spreadsheets and formulas, and logical reasoning. Links to related websites.
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Activity
University of Toronto (Canada)

University of Toronto: Deductive and Inductive Reasoning

For Students 9th - 10th
Part of a University of Toronto website, this page defines and describes deductive and inductive reasoning in solving mathematical problems.
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Lesson Plan
Organization for Community Networks

Ofcn Lesson Plan: Deductive Reasoning

For Teachers 9th - 10th
This OFCN lesson plan offers ideas for incorporating deductive reasoning problems into the classroom.
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Unknown Type
McGraw Hill

Glencoe Mathematics: Self Check Quiz on Reasoning & Proof

For Students 9th - 10th Standards
The online assessment demonstrates knowledge of concepts utilized in Geometry. The multiple choice questions test students on mathematical reasoning and proof.
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Professional Doc
PBS

Pbs Learning Media: Think Math

For Students 5th - 8th Standards
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...
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Activity
Maths Challenge

Maths challenge.net: Painted Faces

For Students 9th - 10th Standards
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
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eBook
Math Planet

Math Planet: Geometry: Proofs Using Algebra

For Students 9th - 10th Standards
Examples and a video lesson help to explain proofs and logic. [1:57]
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Interactive
Iowa State University

Math Night Resources: Pencil and Paper Games

For Students 3rd - 8th
Play these pencil and paper games to engage learners in critical thinking and reasoning. Written directions are provided along with colorful animation to explain in detail how each game is played and possible strategies needed to win.
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Activity
Oswego City School District

Regents Exam Prep Center: Working With Logic

For Students 3rd - 8th
Test your logic and knowledge of conditionals, biconditionals, negations, conjunctions, and disjunctions in this twelve-question quiz. Answer each question on your own, then see what the answer and the reasoning behind the answer are.
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Interactive
Iowa State University

Math Jeopardy

For Students Pre-K - 1st
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.
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Lesson Plan
Other

Nz Maths: Problem Solving Lesson Plans: Level 3 Problems

For Teachers 3rd - 8th
This New Zealand Problems website is an excellent resource for lesson plans in problem-solving. They are organized into the following categories: algebra, geometry, measurement, numbers, statistics, and logic and reasoning.
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Lesson Plan
Other

Nz Maths Problem Solving Lesson Plans: Level 4

For Teachers 6th - 8th
This New Zealand Problem Solving website is an outstanding resource for lesson plans. They are organized into the following categories: algebra, geometry, measurement, numbers, statistics, and logic and reasoning.
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Activity
Maths Challenge

Maths challenge.net: Kitchen Floor

For Students 4th - 8th Standards
A "one star" geometry problem that requires finding the visual pattern and applying logic with basic math skills to solve how many tiles are needed to complete the kitchen floor pattern.
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Activity
Maths Challenge

Maths challenge.net: Shaded Grid

For Students 3rd - 6th Standards
A "one star" geometry problem that requires finding the visual pattern and applying logic with basic math skills to find the patterns.

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