Lesson Plan
Curated OER

Three Squirrels and a Pile of Nuts

For Teachers 6th - 8th
Students solve story problems using a spreadsheet in combination with various problem-solving strategies. Working in teams of three, students create attempt to solve a story problem using three different methods; using manipulative,...
Worksheet
Curated OER

Why Does the Rule of 72 Work

For Students 10th - 11th
In this algebra worksheet, students solve a word problem by rewriting it using algebraic symbols. They calculate the interest compounded over a period of time using the Interest Formula. This worksheet includes 1 problem and an answer key.
Worksheet
Curated OER

Applications of Parabolas

For Students 11th
In this algebra worksheet, 11th graders rewrite word problems using algebraic symbols. They relate parabolas to the real world and calculate the breaking distance using the distance formula they come up with. There is answer key.
Lesson Plan
Curated OER

Applications of Properties of Quadrilaterals in the Coordinate Plane

For Teachers 9th - 12th
High schoolers explore the concept of quadrilaterals. In this quadrilaterals lesson, students use the slope formula, midpoint formula, and distance formula to justify that a given quadrilateral is a parallelogram.
Lesson Plan
Curated OER

Volumes of Prisms and Cylinders

For Teachers 8th - 10th
Students calculate the volume of prisms and cylinders. In this geometry lesson, students are give part of the formula, and must calculate the missing parts. They use 80% accuracy for their dimensions.
Lesson Plan
Curated OER

Houses and Cars and Loans

For Teachers 8th - 10th
Students create a spreadsheet to track their spending. In this algebra instructional activity, students use loan formulas to calculate the payback amount plus interest on a loan. They calculate how much money they would need to buy...
Lesson Plan
Curated OER

Identities and Trigonometric Values

For Teachers 9th - 11th
Students solve trigonometric equations. In this precalculus lesson, students prove trigonometric identities using the Pythagorean Theorem. They apply the addition formulas for sine and cosine to prove different identities.
Lesson Plan
Curated OER

Slope of a Function

For Teachers 7th
Seventh graders explore the concept of the slope of a line. They see how to determine the direction of the line. Also students are introduced to the slope intercept algebraic expression in conjunction with the rise/run.
Worksheet
Curated OER

Linear Equations

For Students 7th - 12th
In this Algebra I worksheet, students determine the graph of the equation of a line.    Students determine the x- and y-intercepts and graph. The three page worksheet contains six problems. Answers are not...
Lesson Plan
Curated OER

Juggling Slopes

For Teachers 8th - 10th
Students identify the slope of a line. For this algebra lesson, students label slopes as positive, negative, zero or undefined. They use the slope formula to find the slope algebraically and graphically.
Lesson Plan
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Equations and Systems of Equations

For Teachers 7th - 8th
Students practice using algebra to be applied to real world situational problems. The key concepts of translation of language to algebraic expressions is covered. They also look in depth at relationships between different quantities.
Lesson Plan
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Discovering Pi

For Teachers 7th - 8th
Students develop a formula that describes the functional relationship of the circumference of a circle to its diameter. Working with a partner, they measure the diameter and circumference of circular objects in order to discover the...
Worksheet
Curated OER

Converting Celsius to Fahrenheit

For Students 9th
In this Algebra I worksheet, 9th graders explore an alternate method for converting Celsius to Fahrenheit and determine the algebra behind the shortcut.  The one page worksheet contains one problem.  Solution is provided. 
Lesson Plan
Curated OER

Sliding into Equations

For Teachers 9th
Ninth graders translate sentences into equations. They translate equations into sentences. They solve real life problems using verbal models to write equations. They create a problem solution graphic organizer in their journals.
Lesson Plan
Curated OER

Functions and the Vertical Line Test

For Teachers 8th - 12th
Students explore the concept of functions. In this function lesson, students determine if the graph is a function by using the vertical line test. Students use an applet to explore the vertical line test on a variety of graphs.
Lesson Plan
Curated OER

Kites

For Teachers 7th - 8th
Young scholars build a kite while integrating math and science. For this kite building lesson, students construct a blueprint and apply mathematical formulas while constructing a kite. They use appropriate flight and kite terminology to...
Lesson Plan
Curated OER

Translations and Scale Changes

For Teachers 9th - 11th
Pupils perform translation and transformation of functions. In this algebra lesson plan, students write the formula for the different transformation and graph given translation. They compare the change to the parent function.
Lesson Plan
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Quadratic Equations with Complex Coefficients

For Teachers 11th - Higher Ed
Students solve and graph quadratic equations. For this algebra lesson, students perform basic operation using addition, subtraction, multiplication and division. They compute the quadratic formula.
Lesson Plan
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Finding Patterns and Graphing Functions

For Teachers 9th - 10th
Pupils investigate patters for area and perimeter. In this Algebra I/Geometry lesson, students explore two different patterns as they write a formula for the nth term of each pattern. Pupils graph their results and determine if the...
Lesson Plan
Alabama Learning Exchange

It's Around There Somewhere! Perimeter, and Circumference

For Teachers 6th - 8th Standards
Explore the concept of building equations for perimeter and circumference. Learners use rulers to measure the perimeter of half a sheet of paper.  Then fold the sheet of paper numerous times, each time measuring perimeter. ...
Worksheet
Curated OER

Theorems About Roots and Polynomial Equations

For Students 8th - 11th
In this algebra worksheet, students solve polynomial equations using factoring. They identify the roots of the equations. There are 3 questions with an answer key.
Worksheet
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Linear Equations

For Students 11th
In this Algebra II activity, 11th graders write the equation of a line given a table, the slope and a point, or two points.  The three page activity contains eleven problems.  Answers are not provided. 
Lesson Plan
Curated OER

Approximating Pi

For Teachers 7th - 10th
Students approximate Pi using the lower and upper bound for the constant. In this algebra lesson, students work in groups of two to graph a circle and approximate Pi using the circumference. They repeat their estimation until they come...
Lesson Plan
Curated OER

Infinite Geometric Series

For Teachers 11th
Eleventh graders investigate infinite geometric series.  In this Algebra II activity, 11th graders explore partial sums of geometric series, converging and diverging series, and sums of infinite geometric series.   The...