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Curated OER
Triangle Review
In this triangle review worksheet, students define what type of triangle is being described, then draw a picture of it. A reference web site is given for additional activities.
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Similar Triangles - Geometry Exploration
Eighth graders become engaged in a lesson plan in geometry to improve mathematical skills. They construct triangles, segments, and points using Geometer's Sketchpad to demonstrate how dilations of triangles and rectangles change...
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Multiple Images Activity
For this images worksheet, students use different sized mirrors to determine how many angles and images are reflected. Students complete 5 sets of directions.
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Tiling the Plane
Fifth graders use pattern blocks and triagular grid paper to reivew shape names, be introduced to the concept of a tiling of the plane, and determine which pattern blocks tile the plane. They are asked if they comprehend what a...
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Ship Shape
Second graders explore shapes. After reading books about shapes, 2nd graders describe the properties of various shapes. They identify shapes if they have been rotated, flipped, or slid. Students create shapes using drawings and geoboards.
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Pythagorean Theorem
Students explore the history of Pythagoras and his contributions to mathematics. In this middle school geometry lesson, students use one inch tiles to investigate the Pythagorean Theorem and to find the length of the sides of a right...
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Mapping Possible Solutions
Fourth graders propose possible sites for the heart of Florida state capital by mapping collected data onto a Florida state map and recording data in a Travel Log.
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Designing a Quilt Pattern
Students create and color a one-patch quilt design based upon a regular hexagon. They examine quilts and photos of quilt designs, read a handout, and complete their quilt design on a worksheet.
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Our Favorites
Students participate in and conduct a survey to determine various class favorites. They collect, organize and display their data, interpret the results, and complete a packet of worksheets to display the information.
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Saving Money Through Mathematics
Third graders discuss light sources and collect data about energy sources. They compare data and create a multiple line graph showing energy used by light sources for each student in the group. They present their graphs and write a...
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Motions In Geometry
In this motions in geometry worksheet, students draw translations, rotations, and reflections. This three-page worksheet contains examples, instructions, and 6 problems. The last page contains answers.
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The Baby Gate Problem
In this secondary mathematics worksheet, students expand a six-panel play yard by two-panels Students determine the width of each panel and the area of the expansion. The one page worksheet contains one problem with the...
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Fractals
Students explore the concept of fractals. In this fractal lesson, students use applets to explore Koch's Snowflake, Sierpinski's Triangle, and other fractals. Students develop these concepts through exploration and teacher guided...
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Marshland Wonders
Students review the characteristics of wetlands and list their benefits. After viewing short videos, they identify the organims that make their home in wetlands and how they have adapted. They compare and contrast the characteristics...
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Pythagorean Theorem
Young scholars investigate the properties and idea of the Pythagorean Theorem. In this algebra lesson plan, students identify the different parts of a right triangle and relate it to the Pythagorean Theorem. They do a robotic experiment...
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Identifying Lines of Symmetry
Students calculate the lines of symmetry using polygons. In this geometry activity, students graph, compare and estimate using collected data. They identify different attributes to the polygons based on their sides.
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How Long is a Slinky?
Young scholars take part in a variety of measurement tasks. Students measure the length of a slinky. Young scholars work out how many slices of tomato will fit around the edge of a pizza. Students measure the label from a can accurately.
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Circumscribed Polygons
Young scholars investigate polygons and construct ferris wheels. In this geometry lesson, students create a circle and differentiate properties of circles and polygons. They compare the relationship between angles and circumscribed...
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2-D Geometry
Third graders describe and compare attributes of two-dimensional shapes. They explain geometric terms, angles and shapes. Students demonstrate each vocabulary word with their body and they mirror the body positions associated with each...
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Triangles Introduction
Students explore geometry by drawing various shapes in class. In this triangle characteristics lesson, students identify the attributes that classify a shape as a triangle and practice using their bodies to create triangles in class....
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Trigonometry Investigation
In this math worksheet, students use the sheet to conduct an investigation to find the trigonometric ratios using opposite and adjacent sides to see how they are related to each other.
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Polygons
In this polygon worksheet, students draw various polygons according to given specifications and find angle sums. A website reference for additional resources is given.
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Reflection, Translation, Rotation
In this reflection, translation and rotation worksheet, students read instructions, re-drawing a letter to the given specifications. Answers are included on page 2.
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Triangle worksheets
In this geometry worksheet, 10th graders explore triangle properties, including the sum of the measures of the angles of a triangle, the triangle inequalities, properties of isosceles triangles, properties of congruent triangles, and...