National Council of Teachers of Mathematics
Nctm: Illuminations: Shape Cutter
This computer tool allows students to compose and decompose shapes by making cuts and rearranging the pieces. The tool has an exploration section for learning exercises.
Khan Academy
Khan Academy: Composing Shapes
In this exercise, students practice composing shapes. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
University of Cambridge
University of Cambridge: Nrich: Virtual Geoboard
Use this virtual geoboard to explore the attributes of various polygons. This would work well on an interactive whiteboard.
Other
Up to Ten: Freestyle Drawing With Shapes and Colors
Choose a shape, then a color, and draw anything you want.
University of Cambridge
University of Cambridge: Maths and Sports: Olympic Rings
This activity explores shapes and circles by encouraging children to look really hard at something they will see very often in the run-up to London 2012, and is designed to be accessible to primary pupils at Key Stage 1.
Fun Brain
Fun Brain: What's the Word? Shapes
In this game, students identify shapes by choosing the words that fit the pictures. Links to other games are provided.
University of Cambridge
University of Cambridge: Maths and Sports: Sports Equipment
Sports such as hockey, football, basketball and tennis use balls of different sizes. Can you arrange a selection of different balls in a line each touching the next to make the shortest line? This activity offers opportunities for...
Illustrative Mathematics
Illustrative Mathematics: Shape Hunt Part 1
Students will take part in a scavenger hunt for shapes. Teachers will hide numbered, pre-cut shapes around the classroom. Students will hunt for the shapes with a blank paper with 6 empty slots. When the student finds a shape they will...
Illustrative Mathematics
Illustrative Mathematics: Grandfather Tang's Story
The purpose of this task is for students to compose two-dimensional shapes to create a composite shape using tangram pieces. The teacher will read "Grandfather Tang's Story" and the students will use tangrams to compose the animals from...
Alabama Learning Exchange
Alex: Tan Ii
The Chinese character mark for Tan II (pronounced she-tow-bah) is the second of two lessons to introduce first grade students to geometry using tangrams. This lesson incorporates history, math, and language arts. In this lesson students...
Alabama Learning Exchange
Alex: "Tan"
The Chinese character mark formerly known as "Tan" is the first of two lessons to introduce first grade students to geometry using tangrams. This lesson incorporates history, math, and language arts. In this lesson students will be able...
Alabama Learning Exchange
Alex: Origami Geometry
Origami (ori-folding, kami-paper) is the traditional Japanese art of folding paper. Young scholars will discover relationships between shapes as they are actively engaged in this hands on geometry lesson to learn basic geometric shapes,...
Alabama Learning Exchange
Alex: Shape Makers
In this Five E's AMSTI lesson, students discover relationships between shapes. Students discover multiple ways to combine shapes to fill the area of a given shape using real and virtual pattern blocks, and share their solutions with...
Alabama Learning Exchange
Alex: Guess My Shape
The students will make the connection between 2-D and 3-D shapes using modeling clay and geometric solids and participate in an interactive web lesson. Students will make predictions about what 2-D shape they think will be made when they...
Better Lesson
Better Lesson: Find Closed Shapes
Students understand what a closed shape is and identify different shapes in the environment by name.
Better Lesson
Better Lesson: Fat or Flat?
Students will tell if a shape is 2-dimensional or 3-dimensional.
PBS
Pbs Kids: Dinosaur Train Track Star
Build a train by dragging shapes into a rectangle. Choose your level from easy (outline of shapes given) to hard (no outline of shapes).
Better Lesson
Better Lesson: Tremendous Triangles!
Students will be able to practice working with triangles in different orientations, students will illustrate a "real world" triangular object, & build craft stick triangles.
Better Lesson
Better Lesson: Super Squares!
This lesson provides an overview of squares, along with a chance to create actual squares and an opportunity to illustrate objects shaped like squares.
Better Lesson
Better Lesson: Spectacular Circles!
Students will have fun making circles out of chenille stems (pipe cleaners) and placing small circular pony beads while they practice drawing and identifying circles.
Better Lesson
Better Lesson: Circes All Around!
Kindergarteners love to identify shapes in their environment. In order effectively do that, they must be able to recognize different shapes by their specific attributes. In this lesson kindergartners learn about the attributes of a circle.
Better Lesson
Better Lesson: I Reckon It's a Rectangle!
Kindergarteners love to identify shapes in their environment. In order effectively do that, they must be able to recognize different shapes by their specific attributes. In this lesson kindergartners learn about the attributes of a square.
Better Lesson
Better Lesson: It's All Equal to Me! (Talking About Squares)
Kindergarteners love to identify shapes in their environment. In order effectively do that, they must be able to recognize different shapes by their specific attributes. In this lesson kindergartners learn about the attributes of a square.