Curated OER
Cramer's Rule
In this algebra activity, students solve problems with matrices. They add, subtract and multiply matrices. There are 7 questions.
Curated OER
Introduction to Parametric Equations
Students write and solve parametric equations. In this algebra activity, students find and eliminate parameter of equations. They graph parametric equations and analyze the graphs.
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Means of Growth
Students collect and graph data. In this statistics lesson, students analyze their plotted data using a scatter plot. They identify lines as having positive, negative or no correlation.
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Optimization For Breakfast
Students identify he proportion of a cereal box. In this algebra lesson, students define the relationship between patterns, functions and relations. They model their understanding using the cereal box.
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Conductivity of salt Solutions
Learners investigate the concentration level of solutions. In this math/science instructional activity, students identify three different ionic compounds. They predict the conductivity of each using their collected data.
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Leaf Patterns
First graders explore the existence of patterns in everyday items. For this science and math integrated lesson, 1st graders match leaves with a name word card and organize them into four patterns. This lesson includes a reading of And...
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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.
Texas Instruments
Golden Ratio Lab
Learners investigate the Golden Ratio in this algebra I or geometry lesson. They explore the Golden Ratio as the conduct an experiment in which they collect various measurement from their team members and find the regression equations...
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Hold on Tight!
Pupils explore the relationship between plant roots and the soil in which they grow. They examine photos of uprooted trees and desert areas and
conduct experiments designed to highlight this mutual relationship between roots and soil....
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Perimeter
Students explore the concept of perimeter. In this perimeter lesson, students discuss how to find perimeter of various shapes. Students use the Perimeter Explorer applet to find the perimeter of various shapes.
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Traveling Nitrogen
Students demonstrate and understanding of the nitrogen cycle by taking roles and interacting with others in a simulation activity.
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Slope Calculation
Learners compute the slope of a line based on the coordinates of two points on the line. In addition, they examine the relationship between the numerical value of slope and its properties on a graph.
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TE Activity: A Roundabout Way to Mars
Students investigate Hohmann orbit transfers using cardboard and string while focusing on the orbits of Earth and Mars. They look at the planets orbits around the sun and transfer orbit form one planet to another to determine what a...
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Simple Angles
Third graders identify and construct right, acute and obtuse angles and begin to appreciate the degree and unit of measurement of angle. They know the degree value of angles that are simple fractions of a whole turn know that the angle...
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I'm So Sorry I Ate Chocolate
Sixth graders investigate the magnitudes of the sides and angles of a triangle. They determine the proof of the Sine Rule before using it to solve triangles. They compare the Sine Rule to the Cosine Rule in this unit of lessons.
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Party Volumes: Measurement
Second graders explore liters and milliliters. They estimate volume and accurately measure the volume. Students plan a party and measure volume using liters and milliliters as part of the planning process.
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Supermarket Shopping
Students participate in studying that a kilogram is a standard unit of measurement. They measure practical objects using length, mass, and capacity. They measure a number of supermarket items using units and scales.
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Slosh, Dribble, and Plop
Young scholars recognize the need for a standard unit of volume. They estimate and measure to the nearest liter. Also they relate the liter to the familiar everyday containers.
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Oranges and Stopwatches
Young scholars measure various attributes of an orange. They discuss the attributes of an orange that can be measured, develop a list of attributes and describe how they can measure it, and rotate through four stations measuring the...
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Boxing On
Students participate in five center activities in which they construct three dimensional objects using cubic centimeter manipulatives such as sugar cubes and toothpaste boxes. They determine the volume of the objects. They build a model...
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Pigs, Goats and Sheep
Student are able to devise and use problem solving strategies to explore problems systematically and mathematically. They also form and solve various types of equations. This lesson requires some prior knowledge of equations.
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Diophantus II
Students use an ancient math game to establish the context for solving problems by investigating them in a systematic and mathematical way. They also need to have the ability to solve various types of equations.
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Structural Changes in a Protein
Students observe and manipulate the structure of a protein. They form an alpha helix, a beta sheet, and add disulfide bonds. They create a multimeric protein and compare their location with other students.
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