Curated OER
Home Sales Records
Teach your class how to calculate monthly payments on a home mortgage. For this percent lesson, students calculate the monthly payment on a home mortgage, and compare different lengths of time and the interest rates for national median...
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Paying College Tuition
The investigation of exponential equation in the context of increasing college tuition costs is explored through this lessib. Young scholars write exponential equations based on the percent of change of college tuition and use their...
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Multiplying Monomials
High schoolers differentiate between linear and quadratic functions. In this algebra instructional activity, students write equations of graphs and graph a function from an equation. They also identify the slope and y-intercept.
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Evaluation Expressions
High schoolers explore algebraic expressions in this Algebra I lesson. They evaluate expressions using paper and pencil and then use the TI-83 to provide immediate reinforcements.
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Guess the Ages
Learners explore scatter plots in this algebra lesson. They create a scatter plot from their guesses regarding a famous person’s birth date and the actual birth date then they examine and interpret the results of their graph.
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Approximation of Pi
Students explore the concept of Pi. For this Pi lesson, students measure the circumference and diameter of a circle. Students record the diameter and circumference measurements from their classmates. Students enter the data into lists...
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Connecting Factors and Zeros
In this Algebra II lesson, learners explore the connection between the factored form of a quadratics and the zero of a function. Students use a graphing calculator to verify factoring numerically and graphically.
Texas Instruments
Graphing Calculator Investigation Graphs of Relations
Learners investigate relations in this algebra lesson plan. They graph the set of ordered pairs that determine a relation. Using a TI-83 Plus, your learners will enter the coordinates in a list, create a scatter plot, and manipulate the...
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Getting Started with the TI-Navigator™ System: What's My Line?
Learners analyze linear functions in this algebra instructional activity. They explore the meaning of slope and the slope-intercept form of a line as they investigate the effect changing parameters on the graph of a linear function.
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Rational Numbers
Young scholars investigate rational numbers in this algebra lesson plan. They graph systems of equations and use technology to find the point of intersection. They need a TI for this assignment.
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Tight Rope
Learn how to explore the concept of linear functions. In this linear functions lesson, students collect linear data from a motion detector. Students walk to create a linear function. Students plot the points on a graph and determine a...
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You Must Still Think Yourself, CAS Can Only Help
Have the class learn about and make conjectures about a line intersecting a cubic. In this making conjectures about a line intersecting a cubic lesson, learners draw lines that intersect a cubic at three different points. Students...
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NUMB3RS Activity: Settling The Score
Learn how to investigate matrix multiplication. In this secondary mathematics lesson, students examine matrix multiplication in the context of a Homes-Rahe stress test which is similar to the process used to score figure skaters. The...
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NUMB3RS - Season 3 - "Provenance" - Set the Trap
Learners investigate concept of matrices through iteration in this probability instructional activity. They investigate probability by creating a instructional activity based on a famous painting. This assignment contains extensions to...
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Quadratic Function Investigations
Learners perform investigation of quadratic functions while taking part in the solving of various types of problems. They explore the changes in the coefficients on the quadratic function to observe the patterns. The lesson plan includes...
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NJ HSPA Cluster 4
Pupils engage in a lesson that is focused upon helping them to complete exercises used to prepare for the High School Proficiency Assessment. They look at the patterns seen in algebraic problems and focus upon the cluster areas of...
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Complex Numbers
Students examine complex numbers. In this Algebra II lesson, students investigate two programs that involve complex numbers: the MANDELER Program and SYNDIV program.
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Standard Form of Equations
Learners complete the square and identify different parts of a quadratic equation. In this algebra lesson, pupils graph conics using the TI calculator. They rewrite equations by completing the square.
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Equations for Curves Passing through a Given Set of Points
Learner use three random locations on the coordinate system and simplify the expression and assign result to the variable loc. They substitute guesses for the center and radius of the circle in the equation for the center of a circle and...
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Exploration of Trigonometry
Learners explore how changing an angle in a triangle changes the ratio of the sides. They also explore how changing the sides can make changes to an angle in a triangle. Finally, they determine how two different pairs of sides, in the...
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Show Me the Money
Pupils investigate financial applications of mathematics in this mathematics lesson. They will investigate equations that represent a company’s income, expense, and profit functions and use those equations to identify break even points...
Texas Instruments
Confectionery Delight
High schoolers explore the problem of maximizing the volume of a box by making a physical model and observing how changes in the orientation of the paper changes the volume. They use the symbolic capacity of their calculators and...
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NUMB3RS Activity: Riding the Waves
High schoolers use the TI-Navigator system to explore vector fields and make predictions. They also identify what a vector field is and that it represents the movement of water. Pupils try to determine where a bottle floating might have...
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Seeing is Believing: Derivatives
Learn to solve functions by taking the derivatives. In this calculus lesson, students compare the graph of a derivative to that of the original function.