Noyce Foundation
Lyle's Triangles
Try five problems on triangles. Levels A and B focus on shapes that can be created from right triangles. Level C touches upon the relationship between the area of a six-pointed star and the area of each triangle of which it is composed....
Curated OER
Exploring Polygons and The Greedy Triangle
Excellent lesson plan! Anne Linehane's geometry story, The Greedy Triangle, offers an opportunity to practice forming various types of polygons with your learners. Using elastic bands (or Chinese jump ropes),...
Curated OER
Left and Right Worksheet - Shapes
For this positions of shapes worksheet, students practice recognizing left and right by coloring the 4 shapes according to directions.
Curated OER
Forming New Shapes from Old Shapes
Shapes can be joined together to make new shapes! Young geometers experience this phenomenon as they examine four shape challenges in this worksheet. Scholars create a rectangle from two right triangles and a fish from an oval and a...
Curated OER
Exploring Triangles
Students research the different types of triangles, including right, isosceles, scalene, and equilateral triangles. They identify the characteristics of various types of triangles and then draw them using appropriate vocabulary to...
Curated OER
Left and Right Worksheet - Pairs of Shapes
In this position of objects learning exercise, students practice recognizing left and right by following the coloring directions for the items in each of 6 boxes.
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Left and Right Worksheet - Colored Shapes
In this positions of objects worksheet, students practice recognizing left and right by circling the shapes according to the directions for 6 exercises.
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Circles, Squares, Triangles and Rectangles In Our World
Here is an engaging geometry lesson which has students identify the properties of shapes and cut shapes out of magazines. They make cookies using cookie cutters in various shapes.
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Types of Triangles
Students classify triangles by the length of their sides. In this geometry lesson, students use a white board to demonstrate the angles of various triangles. Students construct an equilateral, isosceles, and a scalene triangle.
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Isosceles Triangles
Students investigate triangles. In this shapes geometry activity, students define and state the attributes for equilateral, scalene, and isosceles triangles. Students locate the prefix "tri" in a variety of words and make connections...
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Quick Recognizing Shapes Guide
Although there isn't anything for kids to complete in this shapes handout, they can use it as a guide for drawing shapes and recognizing their attributes. There are eight shapes described here: circle, oval, triangle, rectangle, square,...
K-5 Math Teaching Resources
2-D Shape Cards
Add some visual support to your elementary geometry lessons with this set of printable shape cards. From triangles and squares to octagons and nanogons, this simple resource can be used in countless ways to develop children's knowledge...
Curated OER
Triangles Introduction
Young scholars 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...
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Dopey Dragon Shapes - square, circle, triangle, and rectangle
In this plane figures worksheet, students identify the squares, circles, triangles, and rectangles by coloring and tracing them and determine understanding by drawing and printing the names for the figures. Students complete eighteen...
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Shapes and Tools
Young learners view different shapes drawn by the teacher on the board. The teacher identifies each shape by name and discusses the importance of knowing the difference between shapes when building something. The pupils complete the...
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Pascal's Penguins
In this addition worksheet, students fill in the numbers inside 7 penguins by adding together the 2 penguins right above each one. Students figure out the sums for each penguin with Pascal's triangle.
Curated OER
Extending Geometric and Numeric Patterns
Students study patterns. They construct growing patterns using pattern blocks and isosceles right triangles. They verbally describe the patterns and state the rule that describes the relationship involving the number of pattern blocks...
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Colors and Shapes
In this colors and shapes learning exercise, students review names of shapes and color each shape by following written directions. Students color nine shapes.
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Where's That Shape?
Your kindergartners know their shapes - but can they identify their locations? A 3x3 grid contains geometric shapes such as diamonds, circles, and hexagons, and pupils locate the shapes within the grid. Which shape is underneath the...
Curated OER
Trace and Write the Shape Name
There are multiple objectives in this tracing worksheet. Beginning printers practice with shape attributes and names, letters, spelling, printing, and fine motor skills all at once. For each, they trace the shape and its spelling right...
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Graph Groups
In this mathematics worksheet, students solve a number of problems by counting each shape and graphing the amount to the right in height. Then they circle the shape that appears the most often on the sheet.
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Circus of Shapes
In this geometric shapes worksheet, students analyze a picture of a skyscraper tower with many shapes. Students color all the triangles.
Curated OER
Grids
This fun presentation includes instructions for a grid game, where the child must follow directions to uncover the hidden treasure. They make Mr. Smiley move up, down, right, and left on the grid until he's reached the designated...
Curated OER
Draw a Picture: Problem Solving
A square, a rectangle, and a triangle. Help Rita make a house with these shapes. Understand, plan, solve, and look back to check the work.
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