Curated OER
NUMB3RS Activity: Financial Futures
High schoolers discuss the calculated risk example in Numb3rs about a businesswoman from a company that made its money trading in futures. They use a formula given by the teacher to compute the estimated value of an investment after...
Curated OER
Drawing Regular Polygons
Learners investigate properties of regular polygons. For this geometry lesson, your class will use a graphing calculator and parametric equations to construct regular polygons and investigate the relationship between the measure of...
Curated OER
Drawing a Triangle with Cabri Junior
Learners draw triangles on their graphing calculators using the Cabri Junior application. In this graphing calculator lesson, students follow step by step directions to create triangles on their calculator. They identify the type of...
Curated OER
Triangle in the Matrix
Young mathematicians represent a triangle with a matrix and use the determinant to find the area of three given triangles. Learners also verify the formula for area of a triangle.
Texas Instruments
Exploring Quadratics in Factored Form
Young mathematicians explore quadratics equations in this lesson plan. They investigate the relationship between the standard form and factored form of quadratic equations. Learners then examine the relationship between the factoring...
Curated OER
Visualizing Solids of Revolution - Washers
Students solve the area of a cross section. In this calculus instructional activity, students solve areas rotated and bounded by two functions. They solve using the washer method.
Curated OER
Exploring Functions with CAS
Your mathematicians will examine several conjectures regarding even and odd functions and investigate a formal proof of the conjectures using CAS.
Curated OER
Quadratic Function Graph
Learnerss engage in a study of quadratic functions and how the coefficient of x^2 has on the graph of it. They study the quadratic function for review with the help of index cards. The lesson includes a resource link to align the it with...
Curated OER
Vertex and Factored Form of Quadratic Functions
High schoolers graph quadratic equations. In this algebra lesson, students solve quadratic equations by factoring. They identify the end behavior of the graph.
Curated OER
Why Divide by N-1?
Students identify the mean and variance. For this statistics lesson, students calculate the population variance using the N as a divisor. They draw the relationship of dividing by N and N-1.
Curated OER
Analyzing Country Data
Young scholars analyze different data in percentage form. In this statistics lesson, students plot data using box-plots, dotplot, and histogram. They compare and contrast the collected data using the boxplot.
Curated OER
Intersecting Lines and Segments of Measures
Mathematicians measure intersecting lines-and circles, and create chords. In this geometry lesson, students explore interrior and exterior chords created by tangent and secant lines. These segments can be inside the circleor outside the...
NASA
An Astronaut in Motion
How do you model the movement of an astronaut? The activity features software that uses an avatar to mimic movement. Groups work to determine the translation between the pre-image and the image. They then experiment with reflections in...
Curated OER
Words for Algebra
Students rewrite word problems using symbols. In this algebra lesson, students relate algebra to the real world. They identify the correct steps to take when solving word problems.
Curated OER
Slider Template
Students identify parameters using a slider template. In this precalculus lesson plan, students relate a slider to a calculator. It provides the students the opportunity to control the perimeter of the equations.
Curated OER
Cabri Jr. - Getting Started with Triangles
Pupils explore a basic triangle construction. In this beginning geometry lesson, students investigate the steps to necessary to create an equilateral triangle with Cabri Jr.;
Curated OER
Integration Unit: Riemann Sum
Learners investigate Riemann Sums. In this calculus instructional activity, students solve problems involving Riemann sums and Right Riemann Sums.
Curated OER
Evaluating the Products of Chords of a Circle
Students investigate chords and make predictions. In this geometry lesson, students graph circles and calculate the measurement of each chord. They perform the calculations and make conjectures.
Texas Instruments
Circle Equations
Students explore the coordinate plane. In this secondary mathematics lesson, students follow a set of directions to plot points in the coordinate plane.
Curated OER
Count the Differences
Students determine the degree of polynomials. In this determining the degree of polynomials lesson, students find the difference between consecutive y-values. Students find the degree of a linear, quadratic, and cubic function by this...
Curated OER
Composing Music Mathematically
Students recognize relationships between mathematics and music by identifying the frequency and volume of a pure tone. Students discover that sound can be represented as a function and collect pure tones to generate smooth curves.
Curated OER
How Media Shapes Perception
Learners analyze how media shapes their perception of events. In this media lesson, students research the home pages of assigned web sites to determine how media influences how they feel about tragic event. They look at head lines about...
Curated OER
Cannonball
Students calculate the speed, motion and distance of a projectile. In this geometry lesson, students obtain measurements while calculating velocity. They graph their results and make predictions.
Curated OER
Linear and Exponential Growth
Students explore the concept of linear and exponential growth. In this linear and exponential growth lesson, students collect data about China's population. Students model the data to determine if it is linear or exponential.