Curated OER
Small and Large Squares
Young mathematicians classify squares according to attributes. They sort squares according to specific attributes. Students explore squares in repeating patterns and order squares according to size. Engaging extension activities are...
Curated OER
Shapes
Learners participate in a number of hands-on shape-related activities. They match and sort shapes by attribute, read books about shapes, complete shape art projects and explore and compare parts of shapes.
Curated OER
Pythagorean Theorem
In this measurement lesson, learners examine the Pythagorean Theorem, perimeter, and areas of right triangles. They record their measurements and research their findings on a grid.
Illustrative Mathematics
Are These Right?
Is that a right triangle or a wrong triangle? Young mathematicians look at eleven different shapes and use a measuring tool of their choice to determine which triangles have right angles. Consider cutting out sets of the shapes to...
Balanced Assessment
Compact-Ness
Creating a definition may be easier than it sounds! Give your classes experience creating their own definition. Scholars examine the meaning of the compact-ness of a scatter plot and create their own definitions based on measurements.
Curated OER
Geometry in Tessellations
Students examine tessellations and their geometric properties. Students explore the concept of tessellations and lines, planes, angles, and polygons. Students experiment with the area and perimeter of polygons. Students analyze...
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Same Area and Perimeter
Pupils identify the shapes of different polygons. In this geometry instructional activity, students identify the same area and perimeter in shapes. They use the correct formula for the correct shape.
Curated OER
Quandaries, Quagmires, and Quadrilaterals
Students classify, flip, slide, and turn a quantity of quadrilaterals.
Curated OER
Math: Congruent and Similar Figures
Eighth graders use geo-boards to create similar and congruent figures and find their corresponding sides. Using the geo-board paper, they draw the shapes they create on the geo-boards. With partners,students create similar and congruent...
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IGD: Perpendicular Bisector
Students draw perpendicular bisectors. In this perpendicular bisectors lesson, students identify the perpendicular bisector in a polygon. They use web tools to create and measure perpendicular bisectors. Students...
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Quadrilateral
In this quadrilaterals learning exercise, 10th graders identify 10 different figures as they relate to quadrilaterals. They identify and/or make each quadrilateral illustrated on the sheet, including a trapezoid and a parallelogram.
Curated OER
Geometry Puzzle
In this geometry puzzle activity, learners identify and complete a puzzle that includes 7 different geometrical shapes. They identify and name each shape listed at the bottom. Then, students label every shape in the puzzle with the...
Curated OER
Classifying Solids
In this geometry instructional activity, students classify polygons based on their sides and shape. There are 16 shapes to be identified with an answer key.
Curated OER
Ratio and Proportion
In this ratio and proportion learning exercise, students read problems and solve proportion problems. They determine the best buy and identify the ratio of different sized polygons. This four-page learning exercise contains 7 multi-step...
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The Pythagorean Theorem
For this geometry worksheet, 10th graders answer questions about right triangles by identifying the 3 sides of the triangle. They analyze the different shapes of polygons and relate them to right triangles to find the sides using the...
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Proving Quadrilaterals
In this geometry worksheet, 10th graders identify the missing angles using the polygons sum conjecture. They measure exterior and interior angles using their angle theorems. There are 63 problems.
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Perpendicular and Parallel Lines
In this geometry worksheet, students identify lines that are parallel, perpendicular or skew to different polygons. There are 25 questions.
Curated OER
Congruent Triangles
Students identify properties of triangles. In this geometry lesson, students differentiate between similar and congruent triangles. They use the umber of sides to help define the angle of the polygon.
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Minimize Perimeter
Students practice calculating the perimeter of different sized rectangles. Individually, they identify the derivations of a function that can show the perimeter and determine how to minimize the perimeter within a fixed area. They use...
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Space Shapes
In this Geometry worksheet, 1st graders are challenged to color and identify different shapes using the theme of outer space and a rocket ship.
Curated OER
Daily Upkeep 8
In this math worksheet, 4th graders complete a quick set of math problems where they first look at two rectangles and find the difference between the two in centimeters. Then, they compare two figures are select which fraction best...
Curated OER
Counting Shapes
In this mathematics worksheet, students identify various shapes. Then they circle the correct number of shapes illustrated in each box. There are 10 problems to solve on the sheet.
Curated OER
Compare Groups
In this mathematics worksheet, students identify various types of shapes shown. Then they circle the group with the most shapes. There are 8 problems to solve on the sheet.