Curated OER
Perpendicular Lines in the Coordinate Plane
Students investigate the relationship between perpendicular and parallel lines on a coordinate plane. In this geometry lesson, students differentiate lines based on their slopes.
Curated OER
Pick's Theorem
Students investigate polygons and their lattice. In this calculus lesson, students record data using different methods. They analyze their data and draw conclusions based on the relationship between the area and the interior lattice.
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Polyhedra
Learners analyze convex polyhedra through hands on methods. In this geometrical shapes lesson, students construct paper models of convex polyhedra and identify the different properties including the number of sides, faces and edges.
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Probability and Expected Value
Students collect data and analyze it. In this statistics lesson, students make predictions using different outcomes of trials.
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RIP M&M's
Students solve theoretical probability problems. For this algebra lesson, students apply the concept of probabilities to solving real life scenarios. They collect data and graph it using experimental probability.
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TI Math, Games
Students solve problems using technology. In this algebra lesson, students apply flow diagrams and computer codes to solve problems. They use the TI to view the graphs.
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The Window Problem
Students identify patterns and compute formulas to solve the problems. In this algebra lesson, students come up with a rule given a pattern, and analyze the relationship between data and graphs.
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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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Deric's Blotto
Students solve the handshake problem and investigate triangular numbers. In this geometry lesson, students investigate Blotto games as they apply concepts of triangles and geometric theorems.
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Using Ratios to Taste the Rainbow
Learners solve problems using ratios and proportion. In this algebra lesson, students analyze skittles and their different colors as they apply the properties of ratios and proportions to solve their problems.
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DNA Extraction Lab
Students extract DNA and test for its presence from unroasted (raw) wheat germ using a prescribed procedure. They modify the procedure to provide a less expensive, easier method. They also extract DNA from different available plant,...
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Reduce, Reuse and Recycle
Students explore the concept of waste management. In this environmental stewardship lesson, students study the nuances of the terms reduce, reuse, and recycle. Students investigate ways to reduce, reuse, and recycle many everyday items...
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The Making of the Mahatma: Gandhi's Childhood
Students investigate the childhood of one of the greatest philosophers of our time, Gandhi. In this biography lesson, students analyze the upbringing and events that finally shaped Mahatma Gandhi's life. Students locate famous quotes...
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Fruity Math
Students solve one step linear equations. In this algebra lesson, students manipulate their variables and numbers to answer each problem. They make sure the equations stay balanced at all times.
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Celsius to Fahrenheit
Students convert degrees between two different units. In this algebra instructional activity, students graph linear equations and identify the line of best fit. They use their line of best fit to make predictions given a set of data.
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Real Misleading Graphs
Students identify real graphs and misleading graphs. In this algebra lesson, students surf the Internet for real life scenarios where graphs are used in a misleading way as well as in a correct way.
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The Monty Hall Problem
Learners define and differentiate between experimental and theoretical probability. In this statistic lesson, students play the game "Monty Hall" and use probability to come up with the best strategies to play the game.
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Number Line Relay
Students investigate the placements of numbers on a number line. In this algebra lesson, students visualise addition and subtraction on a number line.
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Polly and the Shapeshifter
Students analyze the patterns in polygons and relate it to the rate of change. In this algebra lesson, students discuss the relationship between the data and the graph of the data.
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Quadratic Equations and Parabolas
Students graph and solve quadratic equations. For this functions lesson, students analyze a quadratic equation using three points on a curve to define the graph of a quadratic function. They find the vertex and intercepts of the graph.
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Scale Drawing
Students use ratio and proportions to solve problems. In this geometry instructional activity, students apply ratio and proportions to real life scenarios.
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Slope and Topographic Maps
Students investigate slopes as they study topographic maps. In this algebra lesson, students discuss and apply the concept of slopes to graphing and analyzing data.
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The Golden Ratio
Students solve problems using ratios and proportions. For this algebra lesson, students verify proportions, solve for the unknown and use real life scenario to model proportion.
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The Tangent Ratio
Learners calculate the tangent ratio given a right triangle. In this trigonometry lesson, students use a right triangle and the Pythagorean Theorem to solve problems.