Curated OER
Inquiry Unit: Modeling Maximums and Minimums
Young mathematicians explore the maximun area for patio with the added complexity of finding the mimimum cost for construction. First, they maximize the area of a yard given a limited amount of fence and plot width v. area on a...
Curated OER
Slope & Rate of Change
This short handout addresses the concept of slope in two different ways: geometrically and analytically. Start with a brief description of slope, then use graphical representations to compare positive vs. negative slope and zero vs....
Curated OER
Means of Growth
Students collect and graph data. For this statistics lesson, students analyze their plotted data using a scatter plot. They identify lines as having positive, negative or no correlation.
Curated OER
Conductivity of salt Solutions
Young scholars investigate the concentration level of solutions. In this math/science lesson, students identify three different ionic compounds. They predict the conductivity of each using their collected data.
Curated OER
The Power of Algebra
First graders explore patterns. They look for patterns in number problems and use algebra as a means of solving general problems. Students devise a strategy to solve the number problem.
Curated OER
La Toteca- A Tropical Paradise
Learners collect data on the time of the ferry. In this algebra lesson, students use the data to predict a ferry schedule. They also compute the depth where oxygen would be needed when diving.
Curated OER
How High Are the Clouds?
Students analyze height and collect data to create a graph. In this statistics lesson, students use central tendencies to analyze their data and make predictions. They apply concept of statistics to other areas of academics to make a...
Curated OER
Travel Mug Design
Students create and develop a travel mug. They create visuals and a three dimensional infomercial. They apply an engineering design and demonstrate knowledge of thermodynamics involved in heat transfer. They illustrate Newton's Law of...
Curated OER
The Old Chicken Run Problem
Sixth graders apply problem solving strategies to work with a real life situation in which they need to determine the area. They determine the area of chicken runs that are rectangular in shape when give a partial perimeter.
Curated OER
Flow Rates of Faucets and Rivers
Students work together to discover the flow rates of faucets and rivers. They relate their results to engineering and applied science concepts. They make predictions on the flow rate of a nearby river in their local community.
Curated OER
Modeling With Circular Functions
Students explore circular functions. They identify the amplitude, period, phase shift and vertical shift of circular functions. Students analyze phenomena described by sine waves and they find mathematical models for transforming images...
CK-12 Foundation
Ck 12: Algebra: Graphs of Linear Systems
[Free Registration/Login may be required to access all resource tools.] Students learn to solve linear systems by graphing. Students examine guided notes, review guided practice, watch instructional videos and attempt practice problems.
Varsity Tutors
Varsity Tutors: Hotmath: Graphing Calculator Practice Problems: Solving Linear Systems
Practice using your graphing calculator for solving linear systems. If you get stumped or if you would like to check your work, then select the View Solution button, which is located directly under each problem.
Oswego City School District
Regents Exam Prep Center: Systems of Linear Equations
This website contains tutorials that cover the methods used to solve linear equations, substitution, elimination (adding & subtracting), and graphing. The practice pages allow students to practice the skills they have learned. On the...
Texas Instruments
Texas Instruments: Simultaneous Equation Solver App
Students use this App to calculate solutions (a unique solution, no solution, or an infinite number of solutions.unique) for linear systems. They can work with systems that contain both numeric and symbolic coefficients and have up to 30...
CK-12 Foundation
Ck 12: Algebra: Solving Linear Systems Using Matrices and Technology
[Free Registration/Login may be required to access all resource tools.] This lesson covers using a graphing calculator and matrices to solve a system of equations.
Oswego City School District
Regents Exam Prep Center: Linear Quadratic Systems
The mathematics tutorial explores how to solve linear and quadratic systems of equations. The lesson consists of class notes, calculator tips, examples, and practice problems with solutions. The teacher resource includes a worksheet that...
Oswego City School District
Regents Exam Prep Center: Solving Systems Using Addition or Subtraction
Three examples are used to demonstrate solving a system of linear equations algebraically using addition and subtraction. The examples cover different situations that occur with the coefficients of the variable terms. Includes several...
Texas Instruments
Texas Instruments: Solving Equations
Learn to use the TI-86 to solve many types of equations by following this lesson plan and activity. Included are keystroke instructions and calculator screenprints to guide students.
Other
Asl: Heart of Algebra: Chapters 19 21 (Sat and Psat Prep)
Chapter 19 Heart of Algebra focuses on the mastery of linear equations, systems of linear equations, and linear functions. The ability to analyze and create linear equations, inequalities, and functions is essential for success in...
Texas Instruments
Texas Instruments: Creating Piece Wise Functions Using Cbr System
In this lesson, students can use the CBR ranger to model walking distance over time. They will walk away from the sensor, back towards the sensor and finally away from the sensor over an interval of 10 seconds. The result should be 3...
Oswego City School District
Regents Exam Prep Center: Systems of Linear Inequalities
Solving a system of linear inequalities is shown to be as easy as solving a system of linear equations! An example is explained before students are given several problems to complete on their own. Complete explanations of these are...
Texas Instruments
Texas Instruments: Glencoe Algebra 2: Augmented Matrices
Students will solve systems of linear equations.
Texas Instruments
Texas Instruments: Intersection of a Line With a Parabola
In this activity, students use Computer Algebra System (CAS) tools to find intersections of linear and non-linear equations. They confirm their answers by graphing the equations on the calculator.