Curated OER
Cow Problem
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...
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Fashion Sense and Dollar Wise
Middle schoolers work in groups to show understanding of the relationship between fractions, decimals, percentages, and the application of ratios and proportions. In this decimals, fractions, and percents lesson, students use real life...
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Fashion Sense and Dollar Wise
Middle schoolers find the cost of an outfit. In this percentages lesson, students look at ads, pick out an outfit, and find the sale price. They create a commercial and complete 4 included worksheets.
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The Bio-fuel Project: Creating Bio-diesel
Students investigate bio-fuel. In this investigative lesson, students create bio-fuel from vegetable oil waste. Students will analyze, predict, collect and synthesize data from their experiments with bio-fuel.
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Sudoku Puzzle with Limits
In this limit problems instructional activity, learners solve 28 limits problems. Students find the limits of various functions as x approaches a certain number. Learners solve a sudoku puzzle with their answers.
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Soduko Puzzle
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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Sudoku Puzzle: Definite Integrals
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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Cockroach Slope
Students identify the slope of linear functions. For 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.
Texas Instruments
Traditional Copy an Angle - Compass Construction Using Cabri Jr.
Learnerss explore geometric construction in this geometry lesson. They will investigate the traditional construction for copying an angle using Cabri Jr. in lieu of paper and pencil construction. The lesson encourages learners to explore...
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Proof by Induction
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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Infusing Equity Gender into the Classroom
Students investigate if gender makes a difference in the classroom. In this statistics activity, students collect data on whether equity by gender in the classroom makes students more successful.
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Addition: How Many Ways?
In this addition worksheet, students make number sentences out of the 4 numbers given to them. Students are given numbers 2, 4, 6, and 8 and can use each number 3 times.
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Pre-Calculus Sudoku Puzzle
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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Slope, slope-Intercept Form and Standard Form
Students investigate and solve linear equations using slopes. In this algebra activity, 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...
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Which Triangles are Right
Students apply properties of right triangles to solve problems. In this geometry lesson, students identify axioms and theorems using examples.
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Finding Satisfactory Solutions
Students decide where to locate ice cream stands in a town so that no one has to travel too far to buy a treat. The problem-solving strategies for this problem give students a chance to decide what makes a solution satisfactory.
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Estimation and Your TV Diet
Students develop estimation skills by using real life situations. In this estimation lesson students collect data about their television watching habits. They make hypothesis about the number of hours they watch, how many...
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Scientific Notation and Metric Prefixes
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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Pancakes, Pancakes!- Measuring
Students estimate measurements in real world problem situations. In this estimation instructional activity, students read the book Pancakes, Pancakes and estimate how many cups equal a pint, quart, and gallon. Students test their...
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The Handley Sports Problem
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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Preparation and Transition to Two-Column Proofs
Students investigate proofs used to solve geometric problems. For 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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Solving Systems of Equations
Students 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 and...
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Hurricane Frequency and Intensity
High schoolers 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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The Weather Around Us
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....