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Lesson Plan
Illustrative Mathematics

Overlapping Rectangle

For Teachers K - 3rd Standards
Challenge young mathematicians' ability to compose and decompose shapes with this fun geometry puzzle. The goal is simple, locate all of the rectangles shown in a picture of three overlapping rectangles. Perform this activity as a whole...
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Worksheet
Curated OER

Rectangles and Shapes

For Students K - 3rd
A rectangles and shapes online worksheet in which young learners determine what fraction is shaded in eight rectangles. They also answer three word problems and color the parts shown and requested on five shapes. They get immediate...
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Worksheet
Curated OER

The Area of Rectangles

For Students 1st - 2nd
There are 10 word problems here, all in the same format. Learners are presented with the geometric scenario of a rectangle divided into rows and columns. They must determine, based on the number of each, how many squares are inside the...
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Lesson Plan
Illustrative Mathematics

All vs. Only Some

For Teachers Pre-K - 2nd Standards
All shapes have certain defining attributes that set them apart from others. In order to understand this, young mathematicians look at examples and non-examples of triangles, rectangles, and squares, working as a whole class to create...
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Worksheet
Curated OER

Forming New Shapes from Old Shapes

For Students K - 3rd
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...
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Worksheet
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Curated OER

Naming 2-Dimensional Shapes

For Students 1st - 3rd
Inside each of these two-dimensional shapes, scholars identify the figure by writing its name. There is a word bank for them to work from, but some shape names are used multiple times. There are six identifiers they use: pentagon,...
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Worksheet
Curated OER

Shape Sort

For Students Pre-K - 1st
Sorting is a great way to familiarize learners with basic shapes in this partner activity. Pairs have sixteen shape cards with various sizes and types of triangles, rectangles, hexagons, and squares. They have four category cards in...
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Lesson Plan
Curated OER

Circles, Squares, Triangles and Rectangles In Our World

For Teachers Pre-K - 2nd
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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Worksheet
Math Worksheets Land

Partitioning Circles and Rectangles - Step-by-Step Lesson

For Students 1st - 2nd Standards
Rather than a worksheet, this teacher resource is a one-page, scripted answer sheet for a guided lesson on partitioning circles and rectangles. First or second graders are asked to identify which figure shows halves. While the pupil...
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Lesson Plan
Curated OER

Evergreen Tree

For Teachers 1st - 2nd
Learners use a ruler to make measurements, and to create triangles and a rectangle. They take the shapes they've made and assemble them into an evergreen tree image. This simple, yet effective, lesson would be ideal for young learners...
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PPT
Curated OER

Geometry

For Teachers K - 2nd
What a fun activity for younger learners! Using this resource, they can discuss the attributes of squares, rectangles, triangles, circles, and ovals, and also engage in a motivating activity. For those learning about simple shapes, this...
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Worksheet
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Curated OER

2-Dimensional Shapes: Coloring Shapes

For Students K - 1st Standards
For beginners to color, number, and shape theory, this is a great way to solidify skills. They use a key at the top to determine which color (yellow, green, purple, or blue) to shade each shape (square, triangle, circle, and rectangle,...
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Worksheet
Curated OER

2-Dimensional Shapes: Naming Shapes

For Students 1st - 3rd Standards
Get to know eight shapes by name: square, rectangle, triangle, pentagon, hexagon, and octagon. Young geometers write the correct name below each of these shapes, using a word bank for guidance. Then, they draw two of the shapes (hexagon...
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Worksheet
Curated OER

Shapes: Ovals and Rectangles

For Students Pre-K - 1st
In this learning shapes learning exercise, students practice their fine motor skills as they trace the oval and rectangle shapes and identify oval and rectangle shapes.
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Worksheet
Curated OER

Triangles and Rectangles

For Students K - 1st
In this geometric shapes worksheet, students study five pictures of trees made out of triangles and rectangles. Students follow the directions to trace and color the shapes they find in the picture.
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Worksheet
Curated OER

I'm Learning About Shapes: Rectangle

For Students K - 1st
In this rectangle learning exercise, students identify and trace a rectangle, and print its name on primary lines. Students complete two activities.
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Worksheet
Curated OER

Shapes and Colors: Rectangles

For Students Pre-K - 1st
In this rectangle shape and color instructional activity, students trace a set of six rectangles and color each a different color. Students also color a picture of a train made from rectangles.
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Worksheet
Curated OER

Boxes and Rectangles

For Students 1st - 2nd
In this rectangles instructional activity, students color the rectangles that they can see on teach box with a different color. Students then write the total number of rectangles they can see in each group of boxes.
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Worksheet
Curated OER

Rectangles in Rectangle

For Students Pre-K - 1st
For this rectangle worksheet, students use their fine motor skills to cut out 4 rectangles and then paste them on a larger rectangle template.
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Worksheet
Print and Practice

Triangles and Rectangles

For Students K - 2nd
In this triangle and rectangle worksheet, students color triangles red and rectangles blue in a given set of shapes. A reference web site is given for additional activities.
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Worksheet
Curated OER

Trace the Rectangles: Skyscraper Picture

For Students Pre-K - 1st
In this geometric shapes worksheet, students find all the rectangles in a picture of a skyscraper. Students trace the rectangles and color them grey.
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Worksheet
Curated OER

Triangles in Rectangle

For Students K - 2nd
In this geometric shapes worksheet, students cut out the triangles on the bottom of the worksheet and then paste them on the rectangle at the top of the worksheet.
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Worksheet
Curated OER

Attributes of Shapes Guided Lesson Explanation

For Students 1st
Triangles, circles, and rectangles are featured in a colorful, one-page worksheet that defines and illustrates these shapes. Read the explanations with your first graders and have them count the number of shapes in a given box. Since the...
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Worksheet
Curated OER

Circle, Count, and Color Shapes

For Students Pre-K - 1st
Get your geometers familiar with shapes as they circle, color, shade, and count sets of rectangles, triangles, circles, squares, and trapezoids. For each of the 10 sets, they examine six figures and follow instructions to mark the...

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