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Amazing Consistent Ratios
Students derive the six trigonometric identities. In this trigonometry instructional activity, students find the ratios of sine, cosine and tangent using the right triangle. They use properties of the Pythagorean Theorem to find the trig...
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Population Pyramids
High schoolers create a population pyramid based on current data for their final project country. They analyze data from comprehension trends of final project country. Students analyze populations of specific countries.
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Perimeter and Circumference
Learners consider perimeter and circumference. In this lesson on perimeter, students will determine relationships between perimeter and circumference using real life examples.
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Native American Foods
Young scholars explore Native American foods. In this middle school mathematics lesson, students research the types of foods Native Americans across the country typically ate. Young scholars summarize a recipe in their own...
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Closure Lesson - Planning for the Trip
Middle schoolers prepare for a camping trip. In this camping trip planning activity, students work in small groups as they discuss their expectations for their upcoming trip. They receive and plan for a specific task such as budgeting,...
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Measuring Up To Standards
Fourth graders use Unifix cubes to estimate standard measurements of length, weight, and capacity. After practicing, 4th graders complete an individual assessment by the teacher where they are asked questions about measurement and...
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Box And Whiskers
Students investigate the concept of using box and whisker plots. They demonstrate how to use them to compute median, mode, and range. Students compare and contrast the complete and systematic processes use to solve problems. This is done...
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Seeing Numbers In Tens And Ones
Second graders develop the skill of place values up to the tens place. They practice identifying the values of 2 digit numbers and writing the correlating values with counting. They use the example of money to make the lesson more...
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Exploring Trigonometric Functions
High schoolers are introduced to the characteristics of trigonometric functions. In groups, they analyze graphs of sine and cosine to determine the lengths of a triangle. They compare and contrast the graphical and numerical...
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Coo Coo for Counting
Students put coconut trees in order from numbers 1 through 10 that appear on each tree. In this ordering numbers lesson plan, students complete this activity after reading the book Chicka Chicka Boom Boom.
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Estimating Distances
Students investigate distance measurement. For this middle school mathematics lesson, students find the average length of their pace and use their pace to measure various unknown distances in feet and miles. Students relate...
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4 Step Approach to Problem Solving
Students explore problem solving. For this middle school mathematics lesson, students investigate the four-step approach to problem solving. Students solve word problems by employing the four-step process and express...
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Line Graphs and Commercial Costs
Pupils investigate line graphs. In this middle school mathematics instructional activity, students compare and contrast different types of graphs and create line graphs based on the data provided.
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Proportions
Students study proportions. In this mathematics lesson, students measure their body length, head length, and ratio of their body, write their findings on a group chart, and discuss how a person's head size or arm span are in proportion...
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Taking Poll Information
Students investigate the election and poll surveys. In this statistics lesson, students take poll information and analyze the data. They graph their data and make predictions and conjectures.
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Vertical Tower
In this trigonometry worksheet, 11th graders are given a tower built by different angles and asked to prove the sides are true using the theorems of trig angles. There are 3 questions with an answer key.
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Vertical Tower 2
In this trigonometry worksheet, students prove that for the given conditions of the problem that cos y = cos2 x. The one page worksheet contains one problem with the solution.
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Constructing Parallel Lines
Students construct parallel lines using a protractor and a straightedge. In this geometry instructional activity, students identify the properties of parallel lines. They use Cabri to graph and observe the lines.
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Incenter of a Triangle
Tenth graders find the incenter of a triangle. In this geometry lesson, 10th graders define the way to create an incenter with an angle bisector. They differentiate between incenter and incircle.
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Triangles with Collinear Circumcenters
Students identify the circumcenter of a triangle. For this geometry lesson, students construct a perpendicular bisector using a straight edge and a compass. They differentiate between triangles and collinear points.
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Area of Triangle using the Semi-Perimeter and Radius
Students investigate the properties of circles. For this geometry lesson, students calculate the area and perimeter of a triangle. They identify the perimeter and radius length of a circle.
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Inscribed Angles
Students calculate the inscribed angle of a triangle. In this geometry lesson, students identify the angle created by intersection of a triangle and a circle. They see the relationship between the arc and the angle.
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Secant and Secant Segments
Students use the secant and secant segment theorem to solve problems. In this calculus instructional activity, students identify where the secant line crosses on a circle. They create circles and secants using cabri software.
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Properties of Special Parallelograms
Students identify properties of trapezoids. In this geometry lesson plan, students are put into groups and use computer programs to analyze polygons. They drag and move the shapes around as they make predictions.