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Lesson Plan
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How many isosceles triangles can you find?

For Teachers 7th
Seventh graders recognize the characteristics of isosceles triangles. In this isosceles triangle lesson, 7th graders use geoboards to create isosceles triangles. Students record results and explain why they have an isosceles triangle.
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Lesson Plan
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Estimation and Your TV Diet

For Teachers 3rd - 4th
Students develop estimation skills by using real life situations. For this estimation lesson students collect data about their television watching habits. They make hypothesis about the number of hours they watch, how many commercials,...
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Lesson Plan
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Rectangles and Parallelograms

For Teachers 3rd - 5th
Learners compare parallelograms and rectangles. In this comparing parallelograms and rectangles instructional activity, students make a chart to compare parallelograms and rectangles. Learners are given set of quadrilaterals and they...
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Worksheet
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Scientific Notation and Metric Prefixes

For Students 10th - Higher Ed
In this physics worksheet, students complete 5 sets of unit conversion problems. They express exponential expressions to expanded form and vice versa.
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Lesson Plan
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Pancakes, Pancakes!- Measuring

For Teachers 1st - 2nd
Students estimate measurements in real world problem situations. For this estimation lesson, students read the book Pancakes, Pancakes and estimate how many cups equal a pint, quart, and gallon. Students test their estimations by...
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Lesson Plan
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How Diverse is That?

For Teachers 9th - 12th
Students discuss biological diversity in ocean communities. In this diversity lesson, students examine the variety of organisms compared to relative abundance. They will write an analysis and discuss their findings with the class.
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Worksheet
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The Handley Sports Problem

For Students 11th
In this probability worksheet, 11th graders analyze how many students participate in four different sports using the probability of an event ocurring. There are 4 questions on this worksheet.
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Worksheet
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Tiles, Balances and Equations

For Students 9th - 11th
In this algebra worksheet, students solve systems of equations using elimination or linear combination. There are 24 questions with an answer key.
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Worksheet
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All In the Family

For Students 8th - 9th
In this algebra worksheet, learners rewrite word problems into algebraic expressions and solve the equation. They examine sport coaches and decide which ones have experience in ranking, school, and length of service.
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Lesson Plan
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Proof by Induction

For Teachers 12th
Twelfth graders define and prove theorems using induction. In this calculus lesson, 12th graders differentiate between inductive reasoning and deductive reasoning. They review sigma notations and work proofs by induction.
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Worksheet
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Pre-Calculus Sudoku Puzzle

For Students 11th
In this pre-calculus instructional activity, student solve 35 multiple choice problems and then place the answers in a Sudoku puzzle form. This instructional activity would be a great warm up or fun test review.
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Worksheet
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Sudoku Puzzle with Limits

For Students 11th - 12th
In this limit problems instructional activity, students solve 28 limits problems.  Students find the limits of various functions as x approaches a certain number.  Students solve a sudoku puzzle with their answers.
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Worksheet
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Sudoku Puzzle with Derivatives

For Students 10th - 12th
In this Sudoku puzzle worksheet, students use basic derivative formulas, the chain rule and implicit differentiation to solve given problems.  This six-page worksheet contains 26 problems. Answers are provided on the last page.
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Worksheet
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Soduko Puzzle

For Students 11th - 12th
In this calculus worksheet, student solve problems by taking the derivative of the function as x approaches a specific limit. They evaluate trig functions using the properties of trig. There are 26 questions with an answer key.
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Worksheet
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Sudoku Puzzle: Definite Integrals

For Students 10th - Higher Ed
In this Sudoku worksheet, students first solve 36 definite integral problems and then place them into the puzzle.  The remainder of the Sudoku is left to solve.
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Lesson Plan
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Preparation and Transition to Two-Column Proofs

For Teachers 10th - 11th
Students investigate proofs used to solve geometric problems. In this geometry lesson, students read about the history behind early geometry and learn how to write proofs correctly using two columns. The define terminology valuable to...
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Lesson Plan
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Solving Systems of Equations

For Teachers 10th - 12th
Young scholars identify the quadrants and axis of a coordinate plane. In this algebra lesson, students discover the ocrrect way to graph using the coordinate plane. They discuss the relationship between x and y values, domain and range...
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Lesson Plan
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Infusing Equity Gender into the Classroom

For Teachers 11th - 12th
Students investigate if gender makes a difference in the classroom. In this statistics lesson, students collect data on whether equity by gender in the classroom makes students more successful.
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Lesson Plan
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Slope, slope-Intercept Form and Standard Form

For Teachers 9th - 10th
Students investigate and solve linear equations using slopes. In this algebra lesson, students graph lines using the slope and y intercept. They also find the slope by rewriting their equation in to slope-intercept form from standard form.
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Worksheet
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Inverse and Converse

For Students 9th - 11th
In this geometry worksheet, students identify given statements for the inverse, converse and contra-positive of a conditional statement. There are 9 questions with an answer key.
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Lesson Plan
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Hurricane Frequency and Intensity

For Teachers 9th - 12th
Students examine hurricanes. In this web-based meteorology lesson, students study the relationship between ocean temperature and hurricane intensity. They differentiate between intensity and frequency of hurricanes.
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Lesson Plan
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Cockroach Slope

For Teachers 10th - 11th
Students identify the slope of linear functions. In this slope lesson, students collect data and graph it. They write equations with no more than two variables and use technology to explain their data.
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Lesson Plan
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The Weather Around Us

For Teachers 1st
First graders explore weather patterns. In this weather lesson, 1st graders research the daily weather by creating a graph of the daily weather conditions. Students use the computer to access information regarding the weather forecast....
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Lesson Plan
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Which Triangles are Right

For Teachers 9th - 10th
Students apply properties of right triangles to solve problems. In this geometry lesson, students identify axioms and theorems using examples.

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