Curated OER
Recognizing 3D Shapes, Part 3
Do your first graders know the difference between cones and cylinders? Use this handy activity to help youngsters learn geometric shapes. With prisms, spheres, and pyramids, among others, this resource prompts pupils to identify each...
Curated OER
Properties of Polygons, Parallel Sides, and Right Angles
Have fun with shapes! Third graders read a set of instructions and circle the shape in the description. They work on recognizing parallel sides and right sides. Use this resource as homework after your geometry lesson.
Curated OER
Shapes: Art or Geometry
Budding artists or mathematicians read about,and then draw, two very different shapes. Geometric and organic 2-D shapes are defined. Learners use the definitions to draw examples of each.
Curated OER
The Shape Show
Define plane shapes by their properties, then use this game to reinforce those skills. Learners use given properties as clues to determine each shape. They work to name ten different shapes, six of which are polygons.
Annenberg Foundation
Geometry 3D Shapes: 3D Shapes
Explore vocabulary related to three-dimensional shapes. An instructional website describes the characteristics of different geometric solids. Learners can use an interactive component to view nets, faces, vertices, and edges of common...
Curated OER
Measurement: 2D and 3D
Students solve volume problems. In this geometry lesson, the class watches a video about clean water (link provided) and individuals compare the volume of different prisms, including an actual drinking glass. Extension activities include...
Curated OER
Color the Right Shapes
I remember doing this activity when I was little. Learners color each shape the color indicated at the top of the page. Squares are blue, cubes are red, circles are green and so on. There are 30 shapes to identify and color.
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.
Royal Society of Chemistry
Shapes of Molecules—Geometry of Central Atom
How is a molecule's shape determined? Explore bond angles, lone pairs, and VSEPR theory through a logic-based activity. Chemists pull together information about the major molecular shapes, then use it to solve puzzles.
Curated OER
Math-Literature Connection: Counting with Jack the Builder
Connect literature (Jack the Builder) with mathematical concepts. In a series of computation, geometry and number sense activities, pupils count on to add, count back to subtract, build cylinders, cones, and rectangular prisms, and name...
Mathed Up!
3-D Pythagoras
Apply the Pythagorean Theorem in three-dimensional shapes. Young mathematicians watch a video that takes them through several examples of using the Pythagorean Theorem to solve problems involving lengths in three-dimensional figures. A...
Curated OER
What Shape Is That Object?
Before begining this worksheet you will need to clarify if learners are to write the 2-D, 3-D, or both version of each shape shown. They are to write the name of the shape they see. Some may be cones, spheres, or pyramids depending on...
Curated OER
Analyzing 3-D Shapes and 2-D Representations
Students can analyze 3-D objects better with actual physical models and by also drawing 2-D representations of them.
American Museum of Natural History
Thinking in the Three Dimensions
Discover different dimensions with paper folding. Pupils first read about zero, one, two, and three dimensions, and then learn about the fourth dimension, time. They then use origami to create models of shapes in three dimensions and use...
One Billion
Math, Age 3-5
Jump start children's math education with this fun basic skills resource. Offering dozens of different touch-and-swipe activities with colorful graphics, this program is perfect for all young learners.
Cord Online
Pyramids and Cones
Young mathematicians find the surface area and volume of a square pyramid and a cone. In what looks like a typical activity out of a textbook, you'll find an activity where learners find an unknown measurement of a pyramid or...
Curated OER
Two-Dimensional and Three-Dimensional Shapes
First graders explore 2-dimensional and 3-dimensional shapes. In this geometry instructional activity, 1st graders examine the attributes of 2 -dimensional and 3-dimensional shapes. They also create the shapes as they build models. This...
Exploratorium
Building Three-Dimensional Structures
Are you looking for a good 3-D geometry lesson plan that includes hands-on activities for your middle schoolers? Look no further than this one! Pupils use centimeter grid paper embedded in the plan, along with detailed construction...
Curated OER
Which One Could Make This Shape?
Explore two and three-dimensional shapes. Learners first examine three 2-D shapes and determine which of three 3-D figures could have made that shape. The wording here is a bit confusing; make sure your kids understand what it is...
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...
Houghton Mifflin Harcourt
Unit 3 Math Vocabulary Cards (Grade 1)
Reinforce math vocabulary with a set of flashcards. Each card showcases a boldly typed word or a picture representation with labels. The topics are geometry related and include terms such as cones, faces, pyramids, sides, and...
Annenberg Foundation
Geometry 3D Shapes: Euler's Theorem
How do you get a theorem named after you? Euler knows what it takes! The third lesson of five asks pupils to use an interactive activity to compare the faces, vertices, and edges of seven different three-dimensional solids. They use...
National Security Agency
Backyard Building - Area and Perimeter
Turn young mathematicians into landscape architects with this four-lesson series on area and perimeter. Beginning with a basic introduction to calculating perimeter and area using non-standard units of measurement, this...
Curated OER
Shape Up!
An outstanding lesson on teaching the basic shapes and polygon names to young geometers is here for you. In it, learners investigate the role of basic polygons in the strength of structures. They use geoboards, rubber bands, streamed...