Activity
Illustrative Mathematics

Points equidistant from two points in the plane

For Teachers 9th - 12th Standards
Young geometers apply their deductive reasoning skills and knowledge of proving triangles congruent in a task that asks them to prove if a point lies on the perpendicular bisector of a segment, then it is equidistant from the endpoints...
Lesson Plan
Illustrative Mathematics

Seven to the What?!?

For Teachers 5th - 7th Standards
Sometimes what seems like the easiest problem is really the most difficult. Your class is first going to reach for their calculators, but will realize the number is too large to evaluate. Now what? This is where the fun and the...
Assessment
Noyce Foundation

Boxes

For Teachers 6th Standards
Teach your class to think outside the box. Scholars use the concept of equality to solve a problem in the assessment task. They determine how to use a scale to identify the one box out of a set of nine boxes that is heavier than the others.
Lesson Plan
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Curated OER

Two Squares are Equal

For Teachers 8th - 12th Standards
This problem is sure to get your young mathematicians thinking. The idea sounds simple: one equation, solve it as many ways as you can. This is meant to get at a deeper understanding of solving quadratic equations, including some more...
Assessment
1
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Inside Mathematics

Quadratic (2006)

For Teachers 9th - 12th Standards
Most problems can be solved using more than one method. A worksheet includes just nine questions but many more ways to solve each. Scholars must graph, solve, and justify quadratic problems.
Activity
Illustrative Mathematics

Use Cavalieri’s Principle to Compare Aquarium Volumes

For Teachers 9th - 10th Standards
Learners are designing a stunning new water feature for an aquarium, but they soon discover that more than just a pretty home for their fishy friends is required.  From calculating the volume of a composite shape through the...
Assessment
Bowland

Fruit Pies

For Teachers 6th - 9th
Scholars use formulas for the area of a circle and the area of a rectangle to determine the number of pies a baker can make from a particular area of dough. They must also take into account rolling the remaining dough into a new sheet.
Lesson Plan
Illustrative Mathematics

Comparing Rational and Irrational Number

For Teachers 7th - 9th Standards
Algebra learners must know how to use rational numbers to approximate irrationals. This resource asks participants to decide which number is larger without using a calculator. It makes a great exercise to use as a five-minute transition...
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PBS

Pbs Learning Media: Odd Squad: Which Agent Are You?

For Students K - 1st
This quiz from Odd Squad will teach your child algebraic thinking by using their deductive reasoning skills. Children can take the Odd Squad Quiz and find out if they are more like Agent Olive or Agent Otto? Or maybe they're like Ms. O....
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Khan Academy

Khan Academy: What Separates Science From Art?

For Students 9th - 10th Standards
Practice critical analysis and reasoning skills with this reading excerpt from the MCAT.
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Other

Puzz.com's 1001 Best Puzzles: Brain Training Games: Analogies

For Students 9th - 10th Standards
These four self-scoring analogy tests include a number of open ended analogies to challenge your logic skills.
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Khan Academy

Khan Academy: Post Colonialism in Papuan Culture

For Students 9th - 10th
Read the passage "Post-Colonialism in Papuan Culture" and complete the related six-question quiz.
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Khan Academy

Khan Academy: Vectors and Scalars Questions

For Students 9th - 10th
This study resource from Khan Academy provides practice questions for the MCAT. "Vectors and scalar" questions are provided on this resource.
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Khan Academy

Khan Academy: Utilitarianism Ethics

For Students 9th - 10th
"Utilitarian ethics" questions are provided on this resource. This study resource from Khan Academy provides practice questions for the MCAT.
Unknown Type
Khan Academy

Khan Academy: Walt Whitman: Poet of the People

For Students 9th - 10th
This resource from Khan Academy and the Association of American Medical Colleges provides study content for the MCAT. This resource provides practice questions about Walt Whitman.
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Khan Academy

Khan Academy: The Honest Truth About Dishonesty

For Students 9th - 10th
This is a four-problem practice question for the CARS test using the article "The Honest Truth about Dishonesty."
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Khan Academy

Khan Academy: The Happy American

For Students 9th - 10th
This is a four-problem practice question for the CARS test using the article "The Happy American."
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Khan Academy

Khan Academy: The Roots of Capitalism

For Students 9th - 10th
This is a 6-question quiz based on the passage "The Roots of Capitalism".
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Khan Academy

Khan Academy: The Ethics of Drug Induced Happiness

For Students 9th - 10th
This is a six-question quiz on the ethics of drug-induced happiness based on the passage "The Ethics of Drug-Induced Happiness."
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Khan Academy

Khan Academy: Sociology of Participation

For Students 9th - 10th
Read the passage "Sociology of Participation" and then complete the six-question quiz.
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Khan Academy

Khan Academy: Primordial and Complex Jealousy

For Students 9th - 10th
Read and analyze the passage "Primordial and Complex Jealousy" and complete the related six-question quiz.