Curated OER
Math and Money
Students explore personal finance. In this middle school mathematics lesson, students investigate banking, income tax, and the cost of living. The lesson includes two bonus lessons on graphing their personal spending habits...
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Applied Science - Science and Math Lab
Students explore the senses. In this Applied Science lesson, students investigate the items in "feely" boxes with their hands, both touching the items and shaking the boxes to hear the sound the items make. Students also smell and taste...
Curated OER
Math Prefixes
Students use a dictionary to gather appropriate information for writing simple definitions. They recognize prefixes that relate to numbers, such as mono-, bi-, and tri-. Pupils use their creative abilities to extrapolate new words to...
Curated OER
Triangle Inequality Theorems Investigation
Students estimate and measure triangles. In this geometry lesson, students identify the relationship between three sides and a triangle. They use the inequality theorem to decide if a triangle will be formed or not.
Curated OER
Investigating Fraction Circles
Add and subtract fractions with common denominators! In this fractions lesson, upper graders review what they already know about fractions, use manipulatives to compare fractions, and add and subtract fractions.
Curated OER
Problem Solving? Cereal
Young scholars use problem-solving approaches to investigate mathematical content. They formulate problems from situations within and outside mathematics content. They warm up with a survey done by the teacher. Everyone uses practice...
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Buying in Bulk
Learners investigate buying purchases in bulk. In this buying in bulk lesson, students consider ways to cut costs and reduce waste in landfills by making bulk purchases.
Curated OER
"You're Hired!'
Students investigate linear programming using the TI. In this algebra instructional activity, students collaborate and graph linear inequalities on a TI. They analyze their data and present it to the class.
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What Do You SUBpose?
Submarines are the fous of this math and science instructional activity. In it, learners explore the world of submarines: how they work, and what they are used for. They engage in hands-on activities, watch video clips, and work in...
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Shape Up!
An outstanding lesson on teaching the basic shapes and polygon names to young geometers is here for you. In it, learners investigate the role of basic polygons in the strength of structures. They use geoboards, rubber bands, streamed...
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Trig Transformations
Learners investigate trigonometric function. In this Algebra II lesson, high schoolers explore functional notation and transformational graphing of trigonometric functions.
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Energy Audit
Students collect data about energy usage and use mathematical calculations to analyze their data. In this energy conservation and statistics math lesson, students survey their homes to complete an energy usage worksheet. Students...
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Dilations in the Plane
Tenth graders investigate dilations and explore the dilation transformation before investigating the properties of a dilation using Cabri Jr. High schoolers extend the concept of dilatation to the coordinate plane.
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How Long Does It Take?
Students investigate the lengths of time various activities take and calculate how long is spent on these activities in a week. They complete a worksheet for each activity that is timed, and calculate lengths of time for simulated...
Curated OER
All Systems Go!
Secret codes are so much fun, and a great way to practice nearly any math skill. Let your class become code breakers as they investigate inverse matrices. They use TI-Nspire technology to solve systems of equations which help them crack...
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...
Curated OER
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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Rational Exponents
Investigate rational exponents in this math lesson. Scholars make conjectures about the relationship between rational exponents and radicals. They then use their Ti-Nspire to simplify rational exponents.
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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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The Remainder Theorem Using TI-Nspire CAS
Investigate the Remainder Theorem in this algebra instructional activity. Explore the relationship between the remainders of polynomial division and the function. Each of the four problems gets progressively more complicated. This might...
Curated OER
Multiplying Polynomials
Investigate polynomial multiplication with the TI-nspire handheld calculator. Using the applications on this calculator, learners explore multiplication of numbers, binomials, a binomial by a polynomial, and polynomials. The dynamic...
Richland County School District One
Falling Into Geometry Through Paper Art
New-to-school learners create a fall quilt consisting of three different paper geometric quilt squares. They use various geometric shapes that when assembled will form a scarecrow, pumpkin, and a crow. Assembly will require sorting...
Curated OER
New York City Delights: The Taxi Cab
You set the rate! Step into the shoes of a taxi driver in New York City, and also pretend to be a person who uses taxis to get around town. The class will conduct collaborative research to learn about the history of taxis. Then, they...
Curated OER
Is Bigger Always Better?
Explore rational numbers with the young mathematicians in your class. They will investigate decimals, fractions, and percents before ordering and comparing rational numbers. This multi-day unit includes differentiation activities and...