Curated OER
Algebra/Geometry Measurement
Fifth graders investigate units used to measure different geometric situations. In this geometry lesson plan, 5th graders measure length, mass, volume and temperature using units for measurements. They estimate the measurements before...
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Exponents - Week 1
In this exponent worksheet, students add, subtract, multiply and divide exponents. They solve problems containing negative exponents, fractional exponents, and polynomials. This two-page worksheet contains eight problems.
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Arithmetic and Exponents - Week 1
In this exponent worksheet, students add numbers written in exponential notation. They identify the base and the exponent. This two-page worksheet contains examples, definitions, and nine problems to solve.
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Algebra/Geometry Institute Summer 2007: Graphing Activity
Seventh graders practice identifying coordinates by examining a city map. In this graphing lesson, 7th graders create coordinate directions on an index card and practice locating these locations on a grid. Students read and...
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Algebra/Geometry Institute: Area of Polygons
Students find the area of polygons. In this area of polygons lesson, students find the area of parallelograms, rectangles, squares, and other polygons. They identify each given figure and determine the appropriate formula...
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Cramer's Rule ID: 8793
Mathematicians are introduced to Cramer’s Rule and use it to solve three systems that have one solution, no solutions, and an infinite number of solutions. High schoolers use TI-Nspire to graph the systems to verify their answers...
Texas Instruments
Let's Play Ball with Families of Graphs
Learners explore quadratic equations in this Algebra II instructional activity. They investigate families of quadratic functions by graphing the parent function and family members on the same graph. Additionally, they write the equation...
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Functions and Inverses
Students solve problems identifying the functions and inverses. In this algebra lesson, students identify a one-to-one function, and perform the horizontal line test. They analyze data and graph their results on a graph.
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Solving Logarithmic Equations
High schoolers solve logarithmic equations. They graph and plot logarithmic functions and use algebraic steps and the calculator to simplify and solve the equations.
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What is Log?
Young mathematicians differentiate between logs and natural logs in this algebra lesson. They solve functions and logarithmic functions. Learners also graph and rewrite the exponential and log functions.
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Factoring Trinomials
Students factor trinomials and other quadratic functions. In this algebra instructional activity, students solve trinomials containing negative and positive coefficients. They factor quadratics of difference squares as well as regular...
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How Many Solutions to the System?
Solve systems of equation using graphing! In this algebra lesson, learners use the TI to graph two lines and identify the number of solutions. They perform interactive graphing on the navigator.
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Coded Messages
Students solve matrices by multiplication. In this algebra lesson, students create coded messages and relate it to solving matrices. They multiply and find the inverse of matrices.
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Graphing Quadratic Functions
Pupils explore quadratic functions in this algebra instructional activity. They investigate transformation of quadratic functions using the TI calculator. They use the vertex form for this instructional activity.
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Using Tables to Solve Linear Functions
Oh that intercept! Budding algebra masters solve linear equations from standard to intercept form. They identify the slope and y-intercept to help graph the lines, an then create coordinate pairs using a table of values. Great TI tips...
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Horizontal and Vertical Lines
Students solve equations and graph-their solutions. In this algebra lesson plan, students, identify the type of line using the slope of the equation. They graph and observe their lines.
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Simple Inequalities on a Number Line
Students solve inequalities problems. In this algebra lesson, students graph the solution of inequalities on a number line. They discuss boundaries and open or closed intervals.
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How Many Solutions 2
Students solve systems of equations. In this algebra instructional activity, students graph lines and identify the point of intersection. They identify the function to see if it is a function.
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Which Method Will You Choose? Finding Solutions to Systems of Equations.
Ninth graders investigate systems of linear equations. For this Algebra I lesson, 9th graders determine which method is the best for solving a systems: graphing, substitution, or elimination. Students choose...
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Linear Equations
Seventh graders explore battle plans using grids. In this linear equation lesson, 7th graders see how math is used in battle. Students create a grid on the floor using tape and plastic army men to serve as the points. Students...
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A Beating Heart
Students collect and analyze data using percent difference. In this algebra lesson, students relate the concepts of algebra to cardiac physiology.
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Characteristics of Exponential Functions
What can an upper grader do with an exponential function? They can solve and graph it, identify its important characteristic, and differentiate graphs based on shifts in graph bases that are greater or less than one. This 45 minute...
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Exponential Functions f(x) = abx
Students define exponential functions and graph the equation. In this algebra lesson plan, students discuss exponential growth and decay as they graph their functions. They differentiate between the base of growth and decay.
Texas Instruments
The Determinant of a Matrix
Learners calculate the determinant. In this algebra lesson, students find the determinant and use to calculate the area of a triangle. They calculate the area of a quadrilateral in a plane.