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Lesson Plan
K20 LEARN

Simply Elementary, Watson!

For Students 10th
Explore the process of inductive and deductive reasoning. A collaborative lesson has some groups apply an inductive approach and others a deductive approach. Through class discussion, scholars compare their processes and discuss...
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Lesson Plan
2
2
Illustrative Mathematics

Shortest Line Segment from a Point P to a Line L

For Teachers 9th - 11th Standards
One of the hardest skills for many young geometers to grasp is to move beyond just declaring obvious things true, and really returning to fundamental principles for proof. This brief exercise stretches those proving muscles as the class...
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Activity
Florida Center for Instructional Technology

A Human Number Line: Teacher Notes

For Teachers 4th - 6th Standards
Twenty-one pieces of tagboard can lead your class to a greater understanding of integers when you use them to form a human number line. After creating this math tool, two strategies for adding and subtracting will have your...
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Lesson Plan
Curated OER

"Reality Math: Fact or Fiction"

For Teachers 6th - 8th
Students investigate the use of math in everyday life. They investigate several occupations and pay scales. They complete spreadsheets that show how monthly bills can be organized using technology. They use word processing software to...
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Lesson Plan
Curated OER

Math computation

For Teachers 1st - 2nd
The lesson says it is intended for 4th grade but it is suitable for grades 1-3 as well. The class discusses what it means to add, the commutative property of addition, and mathematical reasoning. This is an exercise in number sense,...
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PPT
Curated OER

Number Puzzles: Finding ways to solve them

For Teachers 2nd - 3rd
There are four different word problems (number puzzles) for learners to solve. Each one requires them to think critically about the operation they'll need to use and encourages class discussion. Use as a warm up or prior to a lesson on...
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Worksheet
Curated OER

Sunshine Math - 3

For Students 4th - 5th
In this mixed review math worksheet, students answer 1 multiple choice question using logical reasoning. Then students answer 1 fill in the blank problem on probability. Next, students answer 1 fill in the blank question on place...
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Lesson Plan
Curated OER

How to Reason

For Teachers 1st - 3rd
Young scholars practice their logical thinking skills. In this reasoning lesson, students complete tasks involving geometric shapes, place value, and odd/even numbers.
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Lesson Plan
Curated OER

Logic and Proof Writing

For Teachers 9th - 10th
Students define inductive and deductive reasoning and write two column proofs. In this geometry instructional activity, students analyze arguments and draw conclusion. They define steps necessary to arrive at the correct answer when...
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Lesson Plan
Curated OER

Sort It Out

For Teachers 3rd - 5th
Elementary schoolers engage in a game of logical reasoning called Secret Sort. A Venn diagram is used as a way to sort objects. This resource would be a great way to introduce the Venn diagram (maybe the most famous, and most-useful...
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Lesson Plan
Curated OER

Twenty Questions: The Hundred Chart

For Teachers 2nd - 6th Standards
Use the 20 Questions game to practice math vocabulary and number properties! Project a hundreds chart and hand one out to learners. Ideally, give them counters (beans would work well) to mark off the chart so you can play multiple times....
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Unit Plan
Mathematics Vision Project

Module 6: Congruence, Construction, and Proof

For Teachers 8th - 10th Standards
Trace the links between a variety of math concepts in this far-reaching unit. Ideas that seem very different on the outset (like the distance formula and rigid transformations) come together in very natural and logical ways. This unit...
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Worksheet
Curated OER

Number Line: Negative Numbers

For Students 6th - 8th
For this graphing calculator worksheet for the TI-83 calculator, students first observe a demonstration for calculating negative numbers. Next, students use their graphing calculator to answer 6 thoughtful T/F and short answer...
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Assessment
1
1
Mathematics Assessment Project

College and Career Readiness Mathematics Test B2

For Students 9th - 12th
Use a nine-page evaluation to cover material from algebra, geometry, and algebra II. It incorporates short answer, applied reasoning, and conversion problems. 
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Worksheet
Curated OER

Problem Solving: Logical Reasoning problem solving 13.4

For Students 2nd - 3rd
In this problem solving with logical reasoning activity, students read a word problem and write short answers to show the steps for understanding, planning, solving, and checking. Students write four short answers.
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Worksheet
Curated OER

Problem Solving: Reasonable Answers

For Students K - 1st
In this reasonable answers worksheet, students use their logical thinking skills to answer 3 math questions that involve problem solving.
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Unit Plan
Mathematics Vision Project

Geometric Figures

For Teachers 10th - 12th Standards
Logical thinking is at the forefront of this jam-packed lesson, with young mathematicians not only investigating geometric concepts but also how they "know what they know". Through each activity and worksheet, learners wrestle with...
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Worksheet
Curated OER

Bridge-Crossing Puzzle

For Students 8th - 11th
In this bridge-crossing worksheet, students read a word problem.  They use logic and deductive reasoning to determine the correct combination for two men to cross a bridge at the same time to get the anticipated results.  This one-page...
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Worksheet
Mt. San Antonio Collage

Elementary Geometry

For Students 9th - 12th Standards
Your class may believe that geometry is a trial, but they don't know how right they are. A thorough math lesson combines the laws of logic with the laws of geometry. As high schoolers review the work of historical mathematicians and the...
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Worksheet
Curated OER

Problem Solving: Use Logical Reasoning challenge

For Students 2nd - 4th
In this sorting activity, students use logical reasoning to identify a sorting rule for each set of two pictures and draw a third item that belongs in each group. Students draw four pictures.
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Worksheet
Curated OER

Problem Solving Strategy: Logical Reasoning

For Students 3rd - 5th
For this problem solving strategy worksheet, students solve 6 math word problems that require them to use logical reasoning skills.
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Organizer
Curated OER

Challenge: Logical Reasoning-Working With Tables

For Students 3rd - 5th
In this logical reasoning worksheet, students write yes or no about the number of teeth various animals have, completing a table to solve 5 questions, then read a set of clues and draw a table to solve 6 questions.
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Worksheet
Curated OER

Problem-Solving Strategy: Use Logical Reasoning

For Students 3rd - 5th
In this logical reasoning worksheet, students utilize the problem-solving strategy of logical reasoning to answer 2 short answer mathematical questions.
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Worksheet
Curated OER

Problem-Solving Strategy: Use Logical Reasoning, Practice

For Students 2nd
In this logical reasoning worksheet, 2nd graders solve 3 word problems, showing their work. Reference to a Houghton Mifflin text is given.

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