Curated OER
Polygons And Polyhedra
Young scholars recognize and name two-dimensional and three-dimensional geometric figures. One group of students will extend the study of polygons to quadrilaterals while another group of young scholars will extend the study of polygons...
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Holey Clamshells
Students analyze data to make hypotheses and conclusions regarding the predator/prey relationship between moon snail and surf clams.
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Trains
Learners compare the lengths of the train through calculation. This calculation can be done by knowing the values of the rods. Students use problem solving to get the answer to the problem before them.
Curated OER
Geometry Shapes Playground Safety
High schoolers create a new playground design to present to elementary students during Playground safety week. They review basic geometry to use in observing and recording the equipment on a local playground. They research playground...
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Chinese Puzzle Story
Students study the Chinese form of tangrams. They read the story, "Grandfather Tang's Story," by Ann Tompert and discuss how tangrams are used to tell the story. Using paper and scissors, they create animal tangrams and write stories...
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Algebra Match
Twelfth graders identify the parts of an algebraic equation. They consider the many uses of algebra in daily life. They play a game, Algebra Match, where student pairs work to solve equations listed on index cards.
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The Number Partner
First graders study number pairs and identify number pairs that sum to numbers from 10 to 30. They use number pairs to solve addition and subtraction problems. They make sensible estimates and check the reasonableness of answers.
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Fractions of Fractions
Fourth graders use an online tool entitled the "Fraction of Fractions" tool to examine how to find a fraction of a fraction. They apply the array tool to problem solving situations. They complete paper folding activities in which they...
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Periodic Table of Elements
Students use reference skills to locate information about the periodic table.
They identify elements by name, atomic number, atomic mass, symbol and properties. Students use mathematical processes to find the number of protons,electrons...
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Selling Solutions
Students identify, design and present specific information to sell their idea for reducing the impacts of climate change. Students create a television or print advertisement. Students utilize technology to create a final project....
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Fast Food Fun
Students use technology to input, retrieve, organize, manipulate, evaluate, and communicate information to find calories and fat in a typical fast food meal. They decide which fast food restaurant you would like to visit and click on...
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Proportional Problems 1
Eighth graders explore representing fractions as ratios and proportions. They model proportions through the use of blocks, LEGO gears and activities with bicycle gears and pedals. Students work with bicycle gear boxes to observe and...
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Understanding Pi.
Students study the relationship between circumference and diameter to come up with Pi. "In this pi lesson, students measure, record and find the ratio "circumference/diameter" and their average which is an approximation of pi.
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Taxes: Where Does Your Money Go?
Students explore the concept of taxes. In this tax instructional activity, students investigate types of taxes and deductions taken out of a paycheck before they see it. Students calculate the tax on a given dollar amount. Students...
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IT IS ABOUT SUPPLY AND DEMAND.
Students learn that the price of an item is defined by its supply and demand. In this lesson students graph the relationship between demand and supply of various products, students also consider hidden costs.
Pennsylvania Department of Education
Analyzing Numeric and Geometric Patterns of Paper Pool
Young scholars use concrete and pictorial representation of geometric patterns to extend patterns. In this geometric patterns lesson plan, students identify patterns and extend them.
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Facing Life's Challenges
Students analyze divination and carry out experiments using a probability model. In this probability lesson, students review information about divination and predictions in various cultures. Students set up experiments to test...
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Plane and Solid Figures
Learners define a plane and a solid shape. In this geometry lesson, students compare and contrast different geometric shapes as they relate to solids. They name the geometric solids based on their sides and edges.
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Motion Musing
Students investigate graphing a line. In this algebra lesson, students collect data on the path of a skateboarder. They collect how fast the board is traveling along a straight line and graph their results.
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Quadratic equations
In this Algebra II worksheet, 11th graders use the quadratic formula to solve quadratic equations. The interactive lesson contains explanation and worked examples with five practice problems. Answers are not included.
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Discriminant and Quadratics
For this quadratic equation, students find the discriminant using the formula given and identify how many solutions a quadratic function will have. There are 3 problems with answers and examples.
Curated OER
Quadratic Equations
In this Algebra I/Algebra II worksheet, learners investigate the various methods that can be used to solve quadratic equations. The one page interactive worksheet contains instruction, worked examples and five practice...
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Solving Quadratic Equations
In this Algebra II worksheet, 11th graders use the quadratic formula to solve quadratic equations. The six page worksheet contains instruction on topic, worked examples and five practice problems. Answers are not provided.
Curated OER
Quadratic Equation Calculator
In this Algebra II worksheet, 11th graders use an online quadratic equation solver to find the zeros of a quadratic. The one page interactive worksheet provides one worked example and the equation solver.