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...
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...
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 instructional activity.
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
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
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...
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.
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...
Math Salamanders Ltd.
2D Shape Sheet Parallelograms
For this identifying parallelograms worksheet, students look at the colorful shapes and identify the ones that have two pairs of parallel lines.
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
Similar Situations
Students explore intersecting lines. In this intersecting lines lesson, students investigate shapes consisting of parallel, perpendicular, and similar lines. Students investigate these lines in shapes around them.
Curated OER
Perimeter and Area of 2D Shapes
Young scholars find the perimeter and area of circles, triangles, and rectangles. In this perimeter and area activity, the teacher gives students formulas for each shape and measurement and works through examples on the board. While no...
Curated OER
Compare 2-D Shapes
Second graders explore and analyze plane shapes. For this plane shapes lesson, 2nd graders evaluate shape attributes to classify shapes correctly. Students work in groups to create different shapes.
Curated OER
Compare 2-D Shapes
Second graders examine the attributes of two-dimensional shapes. In this geometry lesson plan, 2nd graders play a game in order to identify two-dimensional shapes and to name them.
University of Utah
Geometry Part 2: Measurement in 2- and 3-Dimensions, Plane Sections of Solids
What kind of tree does a math teacher climb? A geometry! Here is a lesson that includes all the geometry resources you could ever wish for in one comprehensive workbook. Class members demonstrate what they have learned by...
Curated OER
Cylinder Volume Lesson Plan
Tenth graders define the formula for cylinders and use it to solve real world problems. In this geometry lesson, pupils differentiate between area, perimeters, 2D shapes, 3D shapes, and volume of prisms, cylinders and spheres. They...
Curated OER
Third Grade Geometry
Third graders describe 2D and 3D shapes. In this geometry lesson, 3rd graders watch a PowerPoint presentation showing the terms used when analyzing shapes: vertex, edge, angle, side, and face. They compare shapes to see what they have in...
Curated OER
Magician Squares
Elementary school learners investigate the attributes of a square. They discover that squares are polygons and examine squares found in everyday life. They concentrate on connecting the word, square, with the shape. As an...
Curated OER
Parallel and Perpendicular Lines
Learners study parallel and perpendicular lines. For this parallel and perpendicular lesson, pupils explore 2-D shapes and determine if the sides are parallel or perpendicular.
Curated OER
Guess My Shape
Students describe shapes to other students who have to guess that shape. In this shape lesson plan, students describe shape attributes to other students. Then those other students have to guess the shape that is being described to them....
Curated OER
2D and 3D Shapes
Have your class use online activities to recognize the names and properties of 2D and 3D shapes. They will listen to their teacher describe a mystery shape and try to guess it. Additionally they will watch clips online about a 2D shape...
Math Salamanders Ltd.
2D Shape Sheet Triangles
In this triangles activity, students can cut out or count the triangles given to them. Students cut or count 13 different colored triangles.
Math Salamanders Ltd.
2D Shape Sheet Trapezoids
In this trapezoids worksheet, students cut or count the number of trapezoids on the sheet. Students cut or count 15 different colored trapezoids.