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Lesson Plan
Curated OER

Solving Problems

For Teachers 9th - 12th
Students, in groups, use logic and mathematical reasoning to solve given problems. Afterwards, they summarize strategies used to solve the problem and discuss a variety of ways to solve the situation. Individually, students complete...
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Lesson Plan
Curated OER

Problems at the Ballpark

For Teachers 7th
Seventh graders reinforce understanding of logical thinking in problem solving.
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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

Cow Problem

For Students 7th - 9th
In this cow problem worksheet, students add fractional numbers.  They explore a word problem requiring addition of fractions and logic.  This one-page worksheet contains 1 problem.  The answer is provided at the bottom of the page.
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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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Worksheet
Curated OER

Logic

For Students 8th - 9th
In this algebra activity, learners solve simple problems using metal math. They are given clues and must come up with the answer. There are 3 different sections with 6 questions on each page.
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Lesson Plan
Education Development Center

Thinking Things Through Thoroughly

For Teachers 6th - 9th Standards
Problem solving is a skill of its own. Learners use a variety of problems to encourage mental math and logic to get the correct answer. Guiding questions are provided along the way to encourage the right way of thinking to help tackle...
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Learning
Mathwire

A Collection of Logic Number Puzzles on the Hundred Board

For Students 3rd - 6th Standards
What's my number? Spark mathematical thinking and have some fun with thirty number puzzles that pose a series of questions to guide learners towards number discovery. 
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Lesson Plan
EngageNY

Applications of Systems of Equations and Inequalities

For Students 9th - 10th Standards
Is the application of systems of equations giving your class headaches? Use this resource to build on your pupils' logic to lead them to building equations and using algebraic methods. The instructional activity begins with an...
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Lesson Plan
Education Development Center

Algebraic Habits of Mind

For Teachers 6th - 9th Standards
Math really is just one big puzzle waiting to be solved. Show learners that math can be intriguing and provide them with visually engaging problems and puzzles. The focus is on solving simple equations and looking at expressions. 
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Lesson Plan
West Contra Costa Unified School District

Investigating Special Right Triangles

For Teachers 9th - 12th
Scholars first investigate relationships in the side lengths of 30°-60°-90° triangles and 45°-45°-90° triangles. This knowledge then helps them solve problems later in the lesson about special right triangles.
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Worksheet
Curated OER

Product Puzzle

For Students 2nd - 4th
Make multiplication facts a little more fun using a crossword puzzle! Learners solve twenty-eight problems and fill in the puzzle as they go. The advantage is that they know if they have done something wrong because of discrepancies in...
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Interactive
Royal Society of Chemistry

Acids and Alkalis

For Students 6th - 12th
Is your acid-base chemistry lesson plan a little ho-hum? Spice things up with puzzles! Young chemists manipulate facts about acids and bases to solve a series of interactive puzzles. The activity combines content knowledge and...
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Interactive
Royal Society of Chemistry

Acids and Salts

For Students 6th - 12th
How well do your young chemists know their acid-base reactions? Reinforce neutralization reaction and problem-solving skills with a challenging interactive. Learners examine the reactants, then predict the outcome in a series of...
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Interactive
Royal Society of Chemistry

Mass Concentration of Solutions

For Students 6th - 12th
Ready to teach your class about molar mass and solution concentration? Make time for an interactive resource that will challenge their reasoning and problem-solving skills. Science scholars calculate the molarity of several solutions...
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Lesson Plan
K20 LEARN

Reframing the Argument: Examining Argument through a New Lens

For Teachers 9th - 12th Standards
As part of a study of crafting compelling arguments, class members tackle the problem presented in Lawrence Kohlberg's "The Heinz Dilemma." After discussing the dilemma with classmates, writers draft an essay with a claim, support it...
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Worksheet
Curated OER

This Man's Father

For Students 10th - 11th
In this online worksheet, students solve 1 creative thinking problem, where they determine who a man's father is given specific information. A solution is available.
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Worksheet
Curated OER

Ant, Bat, Cat

For Students 9th - 12th
In this secondary mathematics worksheet, students determine the solution to a riddle involving an ant, a bat, and a cat and given three statements students must determine which statement is true.  The one page worksheet contains one...
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Worksheet
Curated OER

Six Write the Converse Statement Problems

For Students 10th - Higher Ed
For this converse worksheet, students write the converse statements for six given statements.  The solutions are not provided.
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Worksheet
Curated OER

Four Always, Sometimes, or Never Venn Diagram Problems

For Students 8th - 11th
In this Venn Diagram activity, students fill in the blanks with always, sometimes, or never by reading the Venn diagrams.  The variables used in the Venn Diagrams are clearly defined.
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Lesson Planet Article
Curated OER

Logic Plus Math Equals Critical Thinking

For Teachers 3rd - 4th
Logic problems can be an integral part of the school day.
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Lesson Plan
Curated OER

Island Biogeography and Evolution

For Teachers 9th - 12th
Students use this activity as a logic problem that is based on real organisms and real data. The problem is to develop phylogenies for seven related populations of lizards living on the Canary Islands. Three phylogenetic charts are...
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Worksheet
Curated OER

Tennis Playing Family

For Students 9th - 12th
In this secondary mathematics worksheet, high schoolers use logical thinking to solve a verbal problems in which they determine who is the worst tennis player in a family.  The one page worksheet contains one problem with the solution. 
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Lesson Plan
Curated OER

Island Biogeography and Evolution: Solving a Phylogenetic Puzzle With Molecular Genetics

For Teachers 9th - 12th
Young scholars engage in solving a logic problem based on real organisms and real data. They develop phylogenies for seven related populations of lizards living on the Canary Islands.

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