Curated OER
Symme"tree"
Students practice drawing lines of symmetry after the teacher draws shapes on the board. They create a class symme"tree" using only symmetrical shapes to decorate it.
Curated OER
Geoboard Ideas
Students build polygons on their geoboards. In this geometry lesson plan, students build and then draw it on paper and label it. Students then switch with a partner to try an make a symmetrical shape.
Curated OER
Number in Geometry
Students use a number line to assist with their additions. They use a calculator to check for factors. Students are taught factors and multiples. They use array model of multiplication to define meaning. Students develop a wide range of...
Curated OER
Quadrilaterals - Diagonals
Young geometers take a look at a variety of shapes and name each one. All of the shapes are quadrilaterals, and they all have intersecting diagonal lines running through them. This presentation would be good to use as an introduction to...
Curated OER
Geometry in Tessellations
Students examine tessellations and their geometric properties. Students explore the concept of tessellations and lines, planes, angles, and polygons. Students experiment with the area and perimeter of polygons. Students analyze...
Curated OER
Geometry Flip Book
Students investigate the concepts of geometry that can be grouped into a flip book that can be used for teaching and review purposes. They define the differences between two and three dimensional figures. Also polygons are reviewed and...
Curated OER
My Test Book: Geometry skills
In this online interactive math skills worksheet, students solve 10 multiple choice math problems regarding geometry skills. Students may view the correct answers.
Curated OER
Drawing Lines of Symmetry
Third graders explore the concept of symmetry using geometric shapes, capital letters and various other shapes. They fold shapes to show symmetry, draw lines of symmetry and create symmetrical designs.
Exploratorium
Cut-Fold-Staple
Here is an interesting activity that combines paper folding art and geometry. In it, learners have a stack of index cards that are bound together. They draw a shape on it, and cut out the shape. When they unfold their shape, they have...
Curated OER
Internet Field Trip on Fractions and Geometry
Young scholars take an Internet field trip to research fractions. ESOL strategies include using pattern block manipulatives and pairing ESOL and non-ESOL students on computers.
Curated OER
Geometry in the World of Art
Students review a variety of shapes on a geoboard. In groups, they use the internet to research the life and art of Wassily Kandinsky. Using his artwork, they identify the use of lines and shapes. To end the lesson, they create their own...
Babble Dabble Do
Flextangle Template
Flexagons? What a great way to play with geometry. Kids use the provided template to transform a plain G sheet into a solid G paper toy. The resource even comes with an instructional video and illustrations.
Curated OER
Symmetry in Relief
Learners explore radial symmetry. In this 3 dimensional art and geometry activity, students identify examples of radial symmetry in everyday objects. Learners create an imprint using radial symmetry on clay tiles.
Virginia Department of Education
Mathematics Vocabulary Cards – Grade 4
An excellent way to reinforce math vocabulary in your classroom! Seventy-eight posters focus on number and number sense, computation and estimation, measurement, geometry, probability and statistics, and patterns, functions, and algebra.
Curated OER
Symmetrical Objects
In this symmetrical objects instructional activity, students trace the line of symmetry in the objects that are symmetrical. Students complete 5 problems.
CK-12 Foundation
Addition of Integers: Number Blocks
A five-question interactive provides a horizontal number line where integers are stacked on top of one another to find solutions of addition problems. Mathematicians move numbers to the numbers line, as numbers build higher, the sum of...
Curated OER
Design a Colonial Garden
Students explore botany by completing an art design activity in class. In this gardening history activity, students identify the plants and crops utilized in the Colonial era for both food and medicine. Students utilize geometry to...
Curated OER
Symmetry in Children's Art Experiences
Read between the lines of symmetry to make important connections between math, art, culture, and nature.
Virginia Department of Education
Mathematics Vocabulary Cards - Grade 3
Need to go over some math concepts with your third graders? Use a series of math posters, featuring vocabulary words in geometry, measurement, fractions, probability, and many other areas of study. Each poster presents the term with an...
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
Squares of Numbers
Test your third graders with a math review instructional activity, which features problems on square numbers and area. After finding the squares of increasingly large numbers (3-40), pupils solve for the areas of six squares. A great way...
Brooklyn Museum
"Workt by Hand": Hidden Labor and Historical Quilts
Just like a painting or the symbols on a flag, quilts can express ideas that reflect a cultural context, space, and time. The class discusses the history of quilt making throughout US history and what different types of quilts mean. They...
Curated OER
It's a Ball, It's a Sphere ... No, It's a Dodecahedron
Third graders construct a dodecahedron that displays facts about two and three-dimensional figures. They use a pattern to construct a dodecahedron after writing facts about geometry onto each of the figure's twelve faces.
Curated OER
Our Geometric World
Third graders explore the attributes of polygons. For this geometric shapes lesson, 3rd graders review quadrilaterals, squares, rectangles, triangles, pentagons, hexagons, and octagons in order to create hanging polygons. Students then...
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