Curated OER
Exploring Area/Perimeter Through Coordinate Geometry
Students explore area and perimeter through coordinate geometry using student literature, hands-on manipulatives, and the Internet.
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Classifying Triangles
In this classifying triangles worksheet, 10th graders solve 9 various problems that classify triangles into categories. First, they refer to the figure shown of an isosceles triangle with two line parallel. Then, students name the sides,...
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Introduction to Estimation and Making Arrays
Students explore the concept of estimating and organizing a group of objects into an array to count the exact number of items. They create their own arrays and practice elements of estimation.
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How Big Is Your House?
Students create a scale drawing of their own homes. They use geometric formulas to find the area of each room and the total area of the home.
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Polygon Perimeters
Students define the terms polygon and perimeter to begin the lesson. Using a calculator, they practice determining the perimeter of various symbols in a painting. They discuss how geometry and art are related to one another.
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Focusing Light With a Lens
High schoolers experiment with a converging lens. They observe the image of an object through a lens. They determine the magnification of the lens.
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Calculating Volume in the Forest
Eighth graders use their knowledge of calculating the volume of cylinders to calculate the volume of trees. For this volume lesson plan, 8th graders identify why calculating the volume of cylinders would be valuable to a forester.
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Money and Sports
Sixth graders translate sports vocabulary words from English to Spanish and complete money problems containing decimals. In this money and sports lesson plan, 6th graders use words to communicate to each other.
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Pumpkin Circuit
Students complete a variety of activities using pumpkins. They visit various stations with various pumpkin activities.
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Dealing With Data
Students collect, organize, and display data using a bar graph, line graph, pie graph, or picture graph. They write a summary describing the data represented and compare the graph to another graph in the class.
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Exponents III- Squares and Square Roots
Learners explore the process of inverse operations to solve square root problems. After exploring the perfect squares and area, students examine methods to find square roots by observing the teacher, taking notes, and listing vocabulary...
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Ratios
Students explore the concept of ratios. In this ratios lesson, students use matchbox cars and models of spaceships to explore ratios. Students determine scale for the above mentioned objects in this lecture style lesson.
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How to Tell Time to the Hour
Students discover how to tell time. In this telling time lesson, students examine the parts of analog clocks and then use an activity page to make their own paper clocks. Students practice telling time to the hour using the clocks.
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Using Proper Tools to Solve Problems-Pre Test
In this using proper tools worksheet, students answer a set of 10 multiple choice questions. Students may click on a link to see answers and may print worksheet out.
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Using Proper Tools to Solve Problems I
In this tools for problem solving worksheet, students complete a set of 10 multiple choice questions. Worksheet is labeled as a "post test." Answer link provided.
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Rational Expressions Test with a Calculator
In this rational expression worksheet, students graph rational equations, evaluate limits, state intercepts, asymptotes, and roots and factor. This worksheet is designed as a test to be completed with a calculator.
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Triangles in Architecture
Students find triangles in the real world. In this geometry lesson plan, students analyze and identify properties of two and three-dimensional objects. They differentiate between similarity and congruence.
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The Box Problem
Students create graphic, algebraic and verbal ideas of functions. In this algebra lesson, students graph functions and identify the zeros of the functions. They find the domain and range and classify functions as relation or not.
Pennsylvania Department of Education
Fractions and Ribbons
Fifth graders solve division problems using partial quotients. In this long division lesson, 5th graders practice seeing division as a process of repeated subtraction and estimation. This lesson provides a script for the teacher.
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Geometry: Area Project
Sixth graders identify and use area formulas for finding the area of geometric shapes.
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Estimation
Students estimate quantity, length, and area. Students practice making comparison estimations of different items and estimate whether or not the amount is greater or less than a certain amount. Students practice making estimations.
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Surveying: 19 Chains and 50 Links
Through an interdisciplinary lesson, emerging engineers explore the history of surveying systems. After discussing various systems, they perform surveys on printable pages. Using their geometric skills, they physically stake out plots...
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Drawing Triangles
In this drawing triangles worksheet, 6th graders read the dimensions of four triangles, given the length or the angle, identify the type of triangle and draw it.
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Strength in Size? Madagascar Cockroach Pulls
Fourth graders conduct an experiment involving size and relative ability in smaller species using Madagascar cockroaches. They make predictions about how many pennies the roaches can pull, compare the results to human strength, and...