Curated OER
Center and Spread
Students collect and analyze data. In this statistics lesson, students define and calculate the range, median and standard deviation. They identify reasons for a skewed distribution.
Curated OER
Why Divide by N-1?
Students identify the mean and variance. In 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.
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The Distributive Property
Students solve problems using the distributive property. In this algebra lesson, students solve equations by multiplication and combining like terms. They graph their lines on the calculator.
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Particle Motion 2
Learners analyze the motion of a particle along a straight line. In this precalculus lesson, students use the TI to analyze the position of a function as they graph and visualise the function. They calculate the distance and...
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Measure of Spread
Students identify the standard deviation. In this statistics lesson, students find the mean distribution and calculate the percent of deviation from the mean. They observe this change on the Ti calculator.
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Why NP Min?
Students calculate the normal distribution. In this statistics lesson, students use the normal distribution to estimate binomial distributions. They define when to use NP and n(1-p) to make approximations.
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Z-Scores
Young scholars solve problems by identifying the percent of area under the curve. In this statistics lesson plan, students discuss z-scores as they calculate the different percentages under the bell curve. They calculate the standard...
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Visualiziing Equations
Students use visuals and words to solve equations. In this algebra lesson, students observe the necessary steps needed to add, subtract,multiply and divide to solve an equation. They graph their solution using the TI calculator.
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Systems of Equations
Students solve problems using systems of equations. In this algebra lesson, students find the point of intersection of two lines. They use the TI Calculator to graph and see the point of intersection.
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How Far is Far?
Students calculate the standard deviation of data. In this statistics activity, students collect data, plot it and analyze it. They identify the mean, median and range of their data.
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MVT for Integrals
Students identify the meaning of the Mean Value Theorem. In this calculus lesson, students solve problems using the definite integral. They calculate the average value of a function.
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Sums and Difference of Cubes
Learners factor polynomials using the sum and difference of cubes. They also learn connections between the graph and expression.
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Dilations with Matrices
Math whizzes explore dilations. They use matrices to perform dilations centered at the origins of triangles and investigate the effect of scale factor on the size relationship between the pre-image and the image of a polygon. A link to...
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Stretching the Quads
Scholars investigate transforming parabolas. In this transforming parabolas lesson, they take the parent graph y=x^2 and transform it by shifting left, right, up, and down and shrinking and stretching. The class finds maximums,...
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Trig Transformations
Learners investigate trigonometric function. In this Algebra II lesson, students explore functional notation and transformational graphing of trigonometric functions.
Texas Instruments
Is It or Isn't It Proportional
How can you tell if number relationships are proportional? Mathematicians investigate proportional relationships. They compare and contrast functions and graphs to determine the characteristics of proportional relationships, as well as...
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Linear Inequalities in Two Variables
Graph and solve linear equations in two variables. The class relates the concepts of linear equations to the real world.
Texas Instruments
Identifying a Triangle by its Sides and Angles
Identify triangles by their angle measures and side lengths by looking at and measuring angle measures and side lengths. Use Cabri Jr. to construct various triangles, then manipulate the construction to create the 6 types of triangles,...
Curated OER
Equivalent or Not Equivalent?
Algebra learners look at equivalent expressions in the context of three different operations: division, squaring, and absolute value. In comparing these values, they will identity when expressions are equivalent.
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Dog Pen Problem
Teach your class about various approaches to solving the problem of maximizing the area of a rectangle space with a fixed perimeter in the context of a farmer's dog pen. Then, they complete a worksheet independently to summarize the...
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Proof of Identity
Students explore trigonometric identities. In this Algebra II lesson, students use graphing to verify the reciprocal identities. Using Cabri Jr, students investigate the Pythagorean trigonometric identities and the...
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Graphing Exponentials
Bring your Algebra class to the computer lab! Using materials created by Texas Instruments, they explore exponentiasl and graphs. Be sure to download the correct materials (on the right side of the webpage) before having them walk...
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Going Back to Your Roots
Investigate the Fundamental Theorem of Algebra and explore polynomial equations to determine the number of factors, the number of roots, and investigate multiplicity of roots.
Curated OER
Completing the Square
Solve equations by completing the square. The pupils factor quadratic equations and graph the parabola. They also identify the different terms in the equation and look for patterns.