Curated OER
How Tall Is That Flag Pole?
Students examine various triangles and discuss how similar triangles have sides that are proportional. They utilize an ancient Egyptian method to determine the height of a flagpole.
Curated OER
Reading Trees: Understanding Dendrochronology
Pupils examine tree-ring dating and discuss the lack of water the settlers in Jamestown faced. They create paper tree rings, simulate rain patterns, and describe the history of construction paper tree sequences.
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Pascal's Triangle
Young scholars study Pascal's triangle. They construct their own version of Pascal's triangle, and relate some of the uses for it. While working through this process, students practice their integer multiplication and division skills.
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Building Patterns Incrementally
Learners study the recurrence rules for patterns where the increase from one term to the next is not constant. They look for the recurrence rule on their own. They copy the pattern and create the next element, continue the pattern with...
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Toothpick Bridge Design
Eighth graders are introduced to what makes a strong, sound structure. They explore about the truss structure, the importance of the strength of the triangle and the distribution of forces along the truss. Students work in teams to...
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Locating Points Using Cartesian Coordinates
Students discover coordinates as they explore Chicago. In this math lesson plan, students give the coordinates of a point, plot a point, and use the coordinate system in locating places on a map.
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Advanced Critical Reading: Generations
In this critical reading activity, students read a passage about cycles of American generations then answer three questions based on the reading.
Pennsylvania Department of Education
Analyzing Numeric and Geometric Patterns of Paper Pool
Students use concrete and pictorial representation of geometric patterns to extend patterns. In this geometric patterns lesson plan, students identify patterns and extend them.
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Orbiting Satellites
Eleventh graders explore the concept of orbits. In this Algebra II lesson, 11th graders investigate Earth-orbiting satellites as they use algebraic thinking to calculate altitude and velocity.
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Rate It - Working With Positive and negative Numbers
Students practice rating things using numbers between -2 to 2. In this rating lesson, students determine what a rating scale is before rating things such as the weather, a book, or a day using the numbers -2 to 2. They examine the use of...
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Sixteen Multiple Choice AP Calculus BC Exam Preparation Questions
In this review for Calculus BC exam instructional activity, students solve sixteen various multiple choice problems. These problems are designed as review and preparation for the AP Calculus Exam.
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Converging Series
In this functions instructional activity, students calculate the average value, continuity, and the radius of convergence. There are 17 multiple choice questions.
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Average Value of a Function
In this calculus worksheet, 12th graders calculate the line tangent to a curve and find the average value of a function. There are 12 questions.
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Twelve Order of Operations Problems
In this order of operations worksheet, students evaluate twelve expressions using the order of operations. The solutions are provided.
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Teaching about Diel Temperature Variation
Students explore temperature variation in lakes and deal with the data.
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How Cool Is Your Environment?
Students study the formulas for calculating heat energy and how to convert Celsius to Fahrenheit. They apply the formulas on a worksheet.
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Reading A Weather Map
Ninth graders construct a weather map. For this meteorology lesson, 9th graders construct a weather map using contour lines and temperature.
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The Mandelbrot Set
Students explore the Mandelbrot Set. They are introduced to the concept of a complex number and function in order to motivate the discussion of Julia and Mandelbrot sets. Students investigate fractals and how they are built.
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Flow Rates of Faucets and Rivers
Students work together to discover the flow rates of faucets and rivers. They relate their results to engineering and applied science concepts. They make predictions on the flow rate of a nearby river in their local community.
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Irregular Fractals
Middle schoolers study and research irregular fractals and construct a few based on their research. Students practice pattern recognition skills and plane geometry skills calculating dimensions on the Fractured Pictures activity.
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Number in Statistics
Second graders add two and three digit numbers. They are taught how to calculate the mean and the midpoint. Students are shown how to calculate symmetrical set of numbers. They are shown a model adding the same to each increases the...
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Right Angles--Algebra Vocabulary
In this secondary mathematics worksheet, students create a crossword review of algebra vocabulary. The students must determine the correct answer to each clue and then determine the correct placement for the term in the 12 by 12 grid. ...