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Lesson Plan
Alabama Learning Exchange

Triangle Area: No Height? Use the Sine

For Students 9th - 12th Standards
No height? No problem! Learners use their knowledge and a little help from GeoGebra to develop the Law of Sines formula. The Law of Sines helps to determine the height of triangles to calculate the area.
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Lesson Plan
Curated OER

Poly-Mania

For Teachers 9th - 12th
This hands-on lesson takes young geometers on a tour of 2D polygons and 3D polyhedrons. After exploring different web resources and discussing geometric shapes, small groups construct models of polyhedrons using bendable straws. Note:...
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Lesson Plan
Curated OER

Population Growth in Yeasts

For Teachers 7th - 10th
Students design an investigation using yeast. In this environmental engineering lesson, students design an investigation to determine how environmental factors affect the growth of yeast. They will collect quantitative data and discuss...
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Lesson Plan
Alabama Learning Exchange

Human Slope

For Teachers 6th - 10th Standards
Middle and high schoolers explore the concept of slope. In this slope instructional activity, learners graph lines using a life-size graph. They use chalk on a blacktop to create a coordinate plane and use each other as the tick marks on...
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Lesson Plan
Curated OER

Systems of Equations: What Method Do You Prefer?

For Teachers 8th - 12th Standards
Students explore the concept of solving systems of equations. In this solving systems of equations lesson, students watch YouTube videos about how to solve systems by graphing and by elimination. Students use an interactive website to...
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Lesson Plan
Kenan Fellows

Lego Thinking and Building

For Teachers 9th - 12th Standards
Run a simulated airplane manufacturing plant with your pupils as the builders! Learners build Lego airplane models and collect data on the rate of production, comparing the number produced to the number defective. Using linear...
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Lesson Plan
Curated OER

Discovery Research of Quadratics

For Teachers 9th - 11th
Learners investigate the properties behind the quadratic equation. In this algebra lesson, students identify quadratic equation in the real world. They graph the parabola and identify the vertex and intercepts.
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Lesson Plan
Curated OER

Symmetry of Road Signs

For Teachers 8th - 11th
Students identify symmetry in road signs. In this geometry lesson, students explore objects in the real world for symmetry. They perform translation, rotation and reflection.
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Lesson Plan
Curated OER

IGD: Perpendicular Bisector

For Teachers 9th - 12th
High schoolers draw perpendicular bisectors.  In this perpendicular bisectors lesson, students identify the perpendicular bisector in a polygon.  They use web tools to create and measure perpendicular bisectors.  High schoolers identify...
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Lesson Plan
Curated OER

Cost Calculations Lesson Plan

For Teachers 10th - 11th
Learners analyze data using graphs and equations. In this algebra instructional activity, students calculate the cost of lumber, convert price per foot to price per piece, solve equations using addition and subtraction and give exact...
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Lesson Plan
Curated OER

Embossed Rose Window Designs

For Teachers 5th - 12th
Students, after researching the history and foundation of Renaissance rose windows, access ArtEmboss to create an original window design. They employ a basic metalworking technique utilizing a soft metal. The design created incorporates...
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Lesson Plan
Alabama Learning Exchange

Investigating School Safety and Slope

For Teachers 8th - 11th Standards
Learners investigate the slope of various stairways through a "news report" approach and employ mathematical knowledge of applied slope to report on wheelchair accessibility and adherence to Americans with Disabilities Act. They...
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Lesson Plan
Curated OER

Using Trigonometric Ratios

For Teachers 10th - 11th
Pupils solve problems using sine and cosine. In this trigonometry instructional activity, students apply the properties of sine and cosine to solve triangular problems. They identify when to use law of sines using angle-side relationships.
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Lesson Plan
Curated OER

Tax, Tip and Discount Word Problems

For Teachers 8th - 9th
Students solve problems involving tax, tips and discounts. In this algebra lesson, students convert between percents and decimals. They calculate commission using conversion from percents and fractions.
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Lesson Plan
Curated OER

Technology Integrated Lesson

For Teachers 8th - 10th
Young scholars investigate symmetry in the real world. In this geometry instructional activity, students inter-relate math and technology. They create and name a variety of polygons.
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Lesson Plan
Curated OER

Median of a Trapezoid

For Teachers 8th - 10th
Students find the median of trapezoids and other polygons. In this geometry activity, students identify important properties of trapezoids. They create trapezoids and polygons using Cabri software.
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Lesson Plan
Curated OER

Exploring the Properties of Rectangular Prisms.

For Teachers 9th - 10th
Students define properties of rectangular prisms. For this geometry lesson, students identify the relationship between two and three dimensional objects. They use Cabri technology to graph their figures.
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Lesson Plan
Curated OER

Exploring Properties of Rectangular Prisms

For Teachers 8th - 10th
Students explore the properties of rectangular prisms. In this geometry instructional activity, students identify properties of two and three dimensional shapes. They use Cabri technology to create polygons and solve problems.
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Lesson Plan
Curated OER

Exploring Geometric Mean

For Teachers 8th - 10th
Students solve problems using geometric means. In this geometry instructional activity, students create altitudes in right triangles. They use Cabri software to move the triangle around and observe different sides and angles.
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Lesson Plan
Curated OER

Exploring Geometric Mean

For Teachers 8th - 10th
Student identify the solution using geometric mean. In this geometry lesson, students create right triangles where the altitude of the triangle is the side containing the right angle. They modify shapes using Cabri software and observe...
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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, students differentiate between similar and congruent triangles. They use the Pythagorean Theorem to find the missing angles and sides.
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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.
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Lesson Plan
Curated OER

Two Terrains

For Teachers 9th - 12th
High schoolers compare two cell phone providers and relate those concepts to motion. In this algebra lesson, students identify the unknown in a problem using variables. They calculate the velocity, motion and displacement of different...
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Lesson Plan
Curated OER

Properties of Special Parallelograms

For Teachers 9th - 10th
Students identify properties of trapezoids. In this geometry lesson, students are put into groups and use computer programs to analyze polygons. They drag and move the shapes around as they make predictions.

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