Curated OER
Odd and Even
First graders identify odd and even numbers. In this odd and even numbers lesson, 1st graders participate in a partner activity to determine odd and even. Students break into groups and lock arms together and are asked if they have a...
Curated OER
Ellipses (Part 1)
Students work with Ellipses in Algebra II. In this algebra lesson, students solve an equation with a radical expression. They graph ellipses and write an equation for them.
Curated OER
Slopes and Slope Intercepts
Young scholars identify the slope of an equation using various methods. In this algebra lesson, students graph linear equations and calculate the slopes using the x and y intercept to solve the equations and graph the lines. They use the...
Curated OER
Recognize, create and Record Simple Repeating Patterns
Students analyze, create, and record repeating patterns. In this geometry lesson, students create shapes using patterns and keep track of the different shapes. They incorporate transformation and reflections into their patterns.
Curated OER
Inequalities and Triangles
Learners prove and apply theorems of triangle inequality and hinge theorem. For this geometry lesson, students will discuss which triangle is bigger and why. They will use theorems, such as Exterior Angle Inequality or the Pythagorean...
Curated OER
Multiply Polynomials
Students solve polynomial problems. In this algebra instructional activity, students multiply polynomial equations using FOIL and quadratic formula. They complete the square and factor by grouping.
Curated OER
Slopes, Slope-Intercept Form, Standard Form
Students identify the slope of an equation using various methods. In this algebra lesson, students graph linear equations and calculate the slopes using the x and y intercept to solve the equations and graph the lines. They use the slope...
Curated OER
Factoring Trinomials
Students factor trinomials and other quadratic functions. In this algebra activity, students solve trinomials containing negative and positive coefficients. They factor quadratics of difference squares as well as regular polynomials.
Curated OER
Graphing Polynomials
Students graph polynomial equations using different methods. In this algebra lesson, students identify the different ways the x and y values relate in a graph. They solve for x by finding the zero's of the polynomials.
Curated OER
Lines in the Coordinate Plane
Students graph lines in a coordinate plane. In this geometry activity, students graph lines on a coordinate plane, and identify the slope. They classify the lines as parallel or perpendicular and write an equation of a given line.
Curated OER
Slope, slope-Intercept Form and Standard Form
Students investigate and solve linear equations using slopes. In this algebra lesson, students graph lines using the slope and y intercept. They also find the slope by rewriting their equation in to slope-intercept form from standard form.
Curated OER
Trigonometric Identities
Learners calculate the six trigonometric identities. In this algebra instructional activity, students verify other identities using the basic trigonometric identities of sine, cosine and tangent. They complete a worksheet with hints and...
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Conic Sections
Students explore the different properties of conics. In this algebra lesson plan, students calculate the midpoint of a line, the distances between two points as they get ready to find the focus and directrix in eclipse and other conics....
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Money and Business (Art)
Third graders investigate world currency by creating their own coin art. In this government lesson plan, 3rd graders examine the characteristics of different coins and create their own design for a new one. Students discuss and present...
Curated OER
Factoring Quadratics
Students solve quadratics using factoring. In this algebra lesson plan, students rewrite word problems and use properties of quadratic equations to solve.
Pennsylvania Department of Education
Dividing with Fractions
Fifth graders explore the strategies to solve word problems using multiplication and division. In this problem solving lesson, 5th graders recognize the relationship between multiplication and division to solve problems. Students view...
Curated OER
Patterns to the Rescue
Students watch "Cyberchase: The Poddleville Case" and analyze patterns. They complete a patterns assignment worksheet and then they make up patterns using numbers, shapes or colors, for their classmates to solve. They use patterns to...
Curated OER
Unit Conversion in Chemistry
Hopefully by the time high schoolers are enrolled in your chemistry class, they are skilled with unit conversion. It does not hurt, however, to take an hour early in the school year to review this vital skill. This plan simply provides a...
Texas Instruments
Area of Circles
High schoolers explore circles. In this algebra/geometry lesson, students discover the formula for the area of a circle, as they investigate the ratio of the area of a circle to the radius^2.
Curated OER
Ideas that Lead to Probability
Students explore the concept of probability. In this probability lesson, students use random number generators to determine probabilities of events. Students discuss if certain probable events are fair. Students determine fair ways to...
Curated OER
Topic: Math, Chemistry, and Food
Students listen as the teacher tells the story of Sisyphus rolling the stone up the mountain. Students prepare two batches of jello, one with fresh pineapple, and one with canned pineapple. While the jello is setting, students work on...
Curated OER
Law of Sines
Students solve problems using sine and cosine. In this precalculus lesson, students ask questions about the Law of sines and its application to the real world. They derive the correct formula of sine for each problem.
Curated OER
Operations of Complex Numbers and Intro to DeMoivre's Theorem
Students solve problems with complex numbers. In this algebra lesson, students factor complex numbers and simplify equations using DeMoivre's Theorem. They add, subtract, multiply and divide using negative roots.
Curated OER
Law of Sines Word Problems
Learners solve word problems using the law of sines. In this precalculus lesson, students work in groups as they define vocabulary terms. They apply the formula of sine to answer and solve problems.