Lesson Plan
Curated OER

Properties of Special Parallelograms

For Teachers 8th - 10th
Students identify properties of parallelograms. In this geometry lesson, students label polygons as parallelogram or not. They define and label the properties of a kite.
Lesson Plan
Curated OER

Investigating Trigonometric Ratios Through Similar Right Triangles.

For Teachers 8th - 10th
49Students investigate the properties of right triangles. In this geometry lesson plan, students differentiate between similar and congruent triangles. They use the Pythagorean Theorem to find the missing angles and sides.
Lesson Plan
Curated OER

Investigating Trigonometric Ratios Through Similar Right Triangles

For Teachers 9th - 10th
Students identify similar and congruent right triangles. In this geometry lesson, students use trigonometric ratios to identify missing sides and angles of a triangle. They differentiate similar and congruent triangles.
Lesson Plan
Curated OER

Bouncing Ball Experiment

For Teachers 10th - 11th
Students collect data for a bouncing ball and select one bounce to analyze. They explore the relationship between velocity, position and acceleration. They seek out connections between the graphs and the physical motion of the ball.
Lesson Plan
Project SMART

Exploring the History of Mathematics

For Teachers 9th - 11th
Students research six different mathematicians using Internet resources. They examine the contributions of different cultures, women, and one that made a significant to geometry. They present their research to the class.
Lesson Plan
Curated OER

Understanding Fundamental Trigonometric Identities

For Teachers 9th - 12th
Young scholars are introduced to the basic trigonometric identities. Using a diagram, they discover why the parts of the unit circle as named as they are and use equations to finalize the Pythagorean trigonometric identities. They also...
Lesson Plan
Curated OER

Polynomial Functions

For Teachers 11th - 12th
Students explore polynomial functions.  For this Algebra II lesson, students explore graphs of polynomial functions as classify the functions as linear, quadratic, cubic, or quartic.  Students determine the regression equation...
Lesson Plan
Curated OER

Pedal Triangles

For Teachers 8th - 10th
Pupils identify the properties and theorems of triangles. In this geometry lesson, students construct angle bisectors using a compass and straight edge. They identify triangular similarity and congruency.
Lesson Plan
Curated OER

Menelaus' Theorem

For Teachers 9th - 10th
Students investigate Menelaus Theorem. In this geometry lesson, students calculate the area of polygons. They differentiate between boundaries point, interior points and area of lattice points.
Lesson Plan
Curated OER

Ceva’s Theorem

For Teachers 9th - 10th
Students prove and use Ceva's Theorem to solve problems. In this geometry instructional activity, students analyze polygons for patterns and calculate the area of each shape. They relate polygons to the real world.
Lesson Plan
Curated OER

Finite Geometry

For Teachers 9th - 10th
Students solve for the area and perimeter of polygons. For this geometry lesson, students identify repeated patterns and create formula to solve problems. They make conjectures and prove hypotheses.
Lesson Plan
Curated OER

Constructing a Perpendicular Bisector

For Teachers 9th - 12th
Students practice constructing a perpendicular bisector. During a demonstration, they discover the meaning of bisector and perpendicular and answer questions why these steps shown are going to work. They use a compass and a...
Lesson Plan
Curated OER

Million Dollar Project

For Teachers 5th
Each student is given the task of spending $1 million. The way students spend their money is dependent on a theme such as "creating a dream world," "taking a trip," or "doing something to better society." Each student researches,...
Lesson Plan
Curated OER

DIVISIBILITY RULES!

For Teachers 4th - 6th
Students become familiar with divisibility rules as they view a fun PowerPoint Presentation. Within this lesson, students are provided with a worksheet that explains the divisibility rules. Finally, students are given the opportunity...
Lesson Plan
Curated OER

Little Red Corvette

For Teachers 11th - 12th
Learners investigate the acceleration of a car.  In this acceleration of a car instructional activity, students make a scatter plot of corvette acceleration data.  Learners find a model to fit the data by taking the integral of...
Lesson Plan
Curated OER

Incenter of a Triangle

For Teachers 10th
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.
Lesson Plan
Curated OER

Isosceles Triangles

For Teachers 9th - 10th
Students identify the properties of an isosceles triangle. In this geometry lesson, students find the midpoint, median and angle bisector of a triangle. They construct angle bisectors and measure missing angles.
Lesson Plan
Curated OER

Constructing Midsegments of Triangles

For Teachers 9th - 10th
Pupils construct midsegments. In this geometry instructional activity, students make conjectures and apply properties of triangles to solve problems. They complete an activity on the computer.
Lesson Plan
Curated OER

Circumscribed Polygons

For Teachers 9th - 10th
Students investigate polygons and construct ferris wheels. In this geometry lesson plan, students create a circle and differentiate properties of circles and polygons. They compare the relationship between angles and circumscribed polygons.
Lesson Plan
Curated OER

Discovering The Ratio Pi And The Diameter

For Teachers 9th - 10th
Students relate the ratio of Pi to the diameter of a circle. In this geometry lesson plan, students investigate the relationship of the chord of the circle the the number Pi. They define ration, chord, circumference and diameter and find...
Lesson Plan
Curated OER

Triangles with Collinear Circumcenters

For Teachers 9th - 10th
Students identify the circumcenter of a triangle. In this geometry lesson, students construct a perpendicular bisector using a straight edge and a compass. They differentiate between triangles and collinear points.
Lesson Plan
Curated OER

Exploring Special Lines

For Teachers 9th - 10th
Students compare and order numbers. In this geometry lesson, students write equations for inequalities. They differentiate and apply concepts of triangular properties to solve problems.
Lesson Plan
Curated OER

Tessellations

For Teachers 9th - 10th
Students create tessellations. In this geometry instructional activity, students use polygons to create different patterns by rotation. They identify the reasons for polygons to create the type of tessellation it does.
Lesson Plan
Curated OER

Areas of Polygons

For Teachers 8th - 10th
Students calculate the are of regular polygons. In this geometry lesson, students create polygons on the computer and move it around to create different shapes. They explore the area of different polygons and how they inter-relate.

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