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Clock Arithmetic and Cryptography
High schoolers investigate modular clock arithmetic and cryptography. They perform basic operations in modular (clock) arithmetic and encode and decode messages using simple shift and affine ciphers.
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Clock Arithmetic and Cryptography
Students explore the concept of modular arithmetic and cryptography. In this modular arithmetic and cryptography lesson, students use applets to explore modular arithmetic using a clock and Caesar Ciphers. Students exchange their ciphers...
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Operations for Problem-Solving
Students examine a problem and develop the best method to arrive at the solution. In this math lesson, students apply basic math skills by coming up with the correct steps to solve a word problem. Students estimate solutions as well as...
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Tangram Fractions
Students explore tangram puzzles. In this tangram fraction lesson, students read Grandfather Tang and then practice solving tangram puzzles. Students identify fractions of the pieces of the tangram puzzles and then create a design using...
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Fraction Facts
Middle schoolers explore the concept of fractions. In this fractions lesson, students perform basic operations such as addition and subtraction with fractions. Middle schoolers play a game on the computer called 'Fraction Four' that...
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Natural Figures
First graders look for geometrical shapes in nature to help them appreciate the diversity of the natural environment.
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Polynomial Divisions
Young scholars factor polynomials and use long division t solve problems. In this algebra lesson, students find the zeros of polynomials by synthetic and long division. They perform operation using complex numbers.
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Add & Subtract Fractions w/Unlike Denominators, 2
Students use several examples to create a method for adding and subtracting fractions with unlike denominators. They present these methods to the class and then practice applying methods to sample problems.
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When Are We Ever Going to USE This MATH?
Fourth graders engage in discussion of various occupations and learn where math fits into the scheme of things. They are diagnostically assessed to determine proficiency in computer, writing, and problem-solving mathematical skills set...
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The Large and Small of It
Young scholars explore the extreme between the distance to the moon in comparison to the size of a particle of moon dust and solve problems related to the Apollo space missions.
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What Does Percent Have to Do With It?
Fourth graders go shopping for a real life experience involving percent. They explore the concepts of sales tax and discount prices.
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Does the Decimal Point Really Make a Difference?
Fourth graders study the decimal dilemma and discover major math mistakes in the real world with cheeseburgers advertised for .99 cents each or colas for .89 cents each.
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Colorful Solutions
Fourth graders complete a coloring activity and consider where like fractions are actually used in real-life situations. They problem solve in groups using fractions with common denominators.
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Proportionality Using "Jack & the Beanstalk"
Students apply ideas of proportionality from "Jack and the Beanstalk." They compare objects that are proportional to Jack with those that are in proportion to the Giant. They measure their hands and use those measurements to determine...
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Conflict Resolution - Dealing With Anger
Middle schoolers summarize the types of conflictual relationships associated with important health related outcomes. They deduce typical conflict resolving methods. They select a preferred conflict resolving style. They role-play a...
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Crystals: Geometry and Groups
Learners discuss the importance of examining crystals and experiment growing them. In groups, they complete a project in which they use groups in geometry just like crystallographers. They practice solving the groups and proofs and...
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Integers and Fractions
Students perform operations using positive and negative numbers as well as operations with fractions in various forms. They identify common decimals and their fraction equivalents while converting fractions to decimal form.
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Modular Arithmetic
Learners investigate modular arithmetic and how to use it to solve real world problems. In this modular arithmetic activity, students use computers to work on modular arithmetic after a teacher guided activity. They complete guided...
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Rebus Treasure
Young scholars explore the history of rebus puzzles. In this ancient history lesson, students discuss the history of rebus puzzles and collaborate to solve rebus puzzles.
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The Breakfast Busters Persuade Others
Students write persuasive essays about their favorite breakfast cereal after seeing how advertisements are used to influence people.
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Mathematics: Prime and Composite Numbers
Sixth graders explore how to apply the commutative property and the rules of divisibility. They examine the difference between prime and composite numbers.
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Translating Transformations in Geometry
Students create an image using given coordinates and evaluate how the coordinates change when a slide or rotation takes place.
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Function Tables
Students practice representing problems found in the real world in terms that can be translated into mathematical expressions. The situations are represented in tables and graphs by students.
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Graphing Linear Inequalities
Eighth graders extend skills for representing and solving linear equations to linear inequalities. Lesson activities build understanding and skill by plotting ordered pairs of numbers that either satisfy or do not satisfy a given...
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