K-5 Math Teaching Resources
2D Shapes
Learners will recognize these colored two-dimensional shapes and their names. The circle and all shapes with three to six sides are presented in this two-page reference sheet. With only four shapes looming large on each page, this can...
Government of Hong Kong
Areas and Volumes - 2D Shapes
Unfortunately for young mathematicians, the world isn't made entirely of parallelograms, triangles, and trapezoids. After first learning the area formulas for these common shapes, students apply this new knowledge to determine the area...
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
2D Shapes
This engaging presentation would be helpful for your young learners of geometry. Pupils are given clues as to what a shape may be, then they have to use those clues to guess what shape is being described. Shapes used are the circle,...
Math Worksheets 4 Kids
Sorting 2-D and 3-D Shapes
Challenge mathematicians to examine and sort a variety of 2-D and 3-D figures with a 10-problem solid shapes worksheet.
Mathed Up!
2D and 3D Shapes
What a great assessment to give young mathematicians in order to test their knowledge on two- and three-dimensional shapes. Learners name various shapes, identify the number of edges, faces, and vertices, match an unfolded version of a...
Curated OER
Area of 2D Shapes Homework
In this geometry worksheet, students solve the area of 2D shapes starting with squares, rectangles, parallelograms, triangles, rhombi, trapezoids, circles, and ending with area of shaded regions. There are 20 questions.
Curated OER
Mining Shapes
In this 2-D shapes lesson, kindergarteners review plane shapes attributes. They engage in a shape hunt in the classroom and create art using plane shapes. A good, hands-on lesson!
Curated OER
Applied Science - Science and Math Lab
Create three dimensional objects in an applied science instructional activity. The goal is for your class to recognize, compare, and model shapes. Using cookie cutters and clay or play dough, they create models for three-dimensional shapes.
British Museum
2D Shapes
Add a little art into your next class discussion on shape identification. Provided here is a string of images that show two-dimensional shapes found throughout the art world. Oval baskets, hexagonal tiles, and round coins provide...
Curated OER
Properties of 2D Shapes
Second graders determine how to name two-dimensional shapes by their properties. In this two-dimensional figure lesson, 2nd graders work in two groups. They work with the teacher to examine two-dimensional shapes and complete a...
Curated OER
2-D Shape Recognition
How many of 2-D or plane shapes can your class identify? Can they get them all? Little learners view and review the names of nine different shapes, such as rectangle, square, triangle, and circle, to name a few.
Curated OER
2D Shapes Quiz
For this 2D shapes quiz worksheet, students use their math skills to respond to 10 short answer questions pertaining to 2D shapes.
Curated OER
Names of 2D Shapes
In this 2D shapes worksheet, students fill in the blanks to name and describe the following four 2D shapes: circle, square, triangle and rectangle.
Curated OER
Find the 2D shape
In this 2D shapes instructional activity, students find the rectangular prism, triangular prism, pentagon, and triangle. Students have 3 shapes to choose from in each of the 4 problems.
Curated OER
Castles On The Ground (2D & 3D Shapes)
Explore the relationship between 2D and 3D shapes by having your class view representation of shapes and investigate their symmetry. They will create a solid object from diagrams and describe the reflection or rotational symmetry. In the...
Freecloud Design
Mathmateer
Three, two, one...liftoff! Elevate math skills to new heights while having a blast. A great resource that combines entertainment and education for children of all ages.
Curated OER
Calculate the Area of Rectangles
A wonderful resource just waiting to be used. Provide learners with a complete explanation on how to calculate the area of a rectangle. After this process is covered, they will see how they can use rectangles to calculate the area of...
Getting to Know
Shape and Form in Art
Introduce youngsters to the important role shape and form play in art with this extensive collection of activities and projects. From teaching first graders how to create mandalas to engaging third and fourth graders in the design of...
Curated OER
Shape Muddle
An engaging presentation is designed for young geometers. Pictures of basic shapes that are mislabeled, and learners must come up the correct name for each of the shapes. Simple, yet effective!
Curated OER
Tour + Workshop = DESIGN: Shape
Ask elementary students to explore shapes in everyday objects. They will discuss the elements of design and describe the shapes they see in visual images. Students will then design and "build" a new 3D shape. Finally they will show and...
Mathematics Assessment Project
Representing 3-D Objects in 2-D
How does the shape of the surface of water in a container change as water leaks out? After tackling this question, learners take part in a similar activity with more complex figures.
Curated OER
Branding Circles, Squares, Rectangles, Triangles
Compare and classify 2-D shapes! Kindergarteners inspect the attributes of plane shapes and examine shapes in everyday life. They label the circles, squares, rectangles, and triangles they find. This is the website where you can find the...
Curated OER
Making and Describing Shapes
Explore the concept of creating and describing 2D and 3D shapes. Using geometry your scholars will describe the attributes of shapes and their properties. They explore and discover what happens when you combine shapes and then take...