Curated OER
Algebra- Cell Phone Plans
Students analyze graphs to compare cell phone plans. In this algebra lesson, students work together to analyze phone plans and report the best phone plan. Students develop tables and graphs.
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Linear Systems: Identifying Pivots and Multipliers
In this pivot instructional activity, students explore the elimination process, and write a matrix in upper triangular form. They identify equivalent systems. This four-page instructional activity contains examples, explanations, and...
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Introduction to Algebraic Thinking
In this introduction to algebraic thinking, students perform given calculations. They draw a sequence of pictures to explain the equation. This five page worksheet contains six multi-step problems.
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Conductivity of salt Solutions
Learners investigate the concentration level of solutions. In this math/science lesson plan, students identify three different ionic compounds. They predict the conductivity of each using their collected data.
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Worksheet 11
In this math activity, students find the vector parametric equation and symmetric equations for the line using two coordinate points.
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JFK Assassination
Students write equations of a line. In this algebra activity, students investigate the assassination of JFK through linear equations. They calculate the length of given line segments.
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Rational Numbers
In this Algebra I worksheet, 9th graders identify properties from the real number system and use the distributive property to collect simplify expressions with parentheses. The one page interactive worksheet contains five multiple...
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Linear Systems: The Column Space
In this column space worksheet, students find the column spaces of given matrices. This two-page worksheet contains examples of and explanations. One problem is provided for students to complete.
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Determining Red-Shift in a Receding Star
Students practice manipulating algebra formulas with more than one variable. They examine the topics of velocity, wavelength and frequency. They determine the amount of red-shift in a receding star.
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Modular Arithmetic Station
Eighth graders find ways to use math everyday. In this algebra lesson, 8th graders model equation and problem solving as they multiply and divide numbers. They split up in to groups as they perform hands on operations.
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Using CAS and algebra tiles with Expanding and factoring trinomials
Ninth graders investigate multiplication of binomials and factoring of trinomials. In this Algebra I lesson, 9th graders compare and contrast expansion and factoring using algebra tiles and a TI-89.
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Linear Systems: Least Squares Approximations
For this least squares approximation worksheet, students use linear algebra to find the least square error and the equation of a line for given points. They find the equation of a parabola through provided points. This four-page...
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Is the System Fair?
Students investigate shapes and patterns. In this algebra lesson, students move from concrete to abstract understanding of shapes and concepts. They use variable to identify the unknown.
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Linear Systems: Symmetric Matrices
In this symmetric matrices worksheet, students explore the characteristics of symmetric matrices. This two-page worksheet contains examples and explanations concerning symmetric matrices. Two problems are provided to solve.
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Squaring Function of Natural Numbers
Eighth graders complete problems where they use the definition of exponents to expand the squaring function of natural numbers. In this squaring natural numbers lesson plan, 8th graders also identify squares form 0 - 12 and complete a...
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The Metric System and Significant Figures
Students compare and contrast the English and Metric system. In this chemistry lesson, students demonstrate how to convert English to metric and vise versa. They solve problems following the rules of significant figures.
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Complex Numbers and Transformations
Your learners combine their knowledge of real and imaginary numbers and matrices in an activity containing thirty lessons, two assessments (mid-module and end module), and their corresponding rubrics. Centered on complex numbers and...
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What Functions do Two Graph Points Determine?
Your algebra learners write linear, exponential, and quadratic equations containing the same two graph points in this collaborative task.
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Meet the Neighbors: Planets Around Nearby Stars
Students explain why a transiting planet causes a periodic dimming in the light from its parent star. They determine the radius of a planet, and its orbital distance, by analyzing data and manipulating equations. Students compare the...
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Magnetic Units of Measurement
In this magnetic circuits worksheet, students answer 16 questions about magnetic flux, resistance, voltage, current, and reluctance.
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Between The Extremes
Students analyze graphs for specific properties. For this algebra lesson, students solve equations and graph using the TI calculator. They find the different changes that occur in each graph,including maximum and minimum.
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Matrix operations and Matrix Inverses
Eleventh graders study how to combine like vector's that are matrices. In this matrix operations worksheet, 11th graders combine matrices linearly and define the matrix-matrix product and its properties. Students also study matrix...
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Parabolas
Learn how to evaluate the derivatives of polynomials. Mathematicians find the derivative of a quadratic function and determine the value at a given value. Students compare the slope of the secant line through two points with...
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Mr. Payne Word Search Puzzle
In this language arts instructional activity, students study 10 words in a word bank, then locate them in a word search puzzle. The words appear to be related to algebra; the meaning of the title is not known. There is one misspelled...