Noyce Foundation
Lyle's Triangles
Try five problems on triangles. Levels A and B focus on shapes that can be created from right triangles. Level C touches upon the relationship between the area of a six-pointed star and the area of each triangle of which it is composed....
Curated OER
A Practical Application For Area
First graders investigate the concept of surface area and find the coverage for the surfaces in a building that includes carpet or walls. The application of finding the area is practical using the everyday objects to help them to make...
Noyce Foundation
Between the Lines
Explore linear and square dimensions by comparing areas of similar figures. A creative set of five activities designed for elementary through high school classes asks young scholars to compare areas of specific polygons. The first two...
Noyce Foundation
Poly-Gone
Investigate polygons from rectangles to triangles to octagons. Each level of the five-problem series targets a different grade level. Beginning with the level A problem, learners examine the relationship between area and perimeter by...
Exploratorium
Exploring Tessellations
Kindergarten through second graders explore tessellations. Pupils learn a little bit about the history of tessellations, then get to construct one of their own by using worksheets embedded in the plan. They use two shapes in their...
Ohio Department of Education
Describing and Creating Plane Figures - Grade One
Young mathematicians draw, create, and describe different shapes using triangles. They discuss attributes of the original and created shapes. Pupils classify the created shapes and draw and write in mathematics journals to communicate...
Curated OER
The Pythagorean Puzzle
An engaging hands-on activity is presented. Learners of all ages are addressed in thie unique plan. K-5 learners identify, name, and define a rectangle, square, triangle, and the concept of area. Older learners prove the Pythagorean...
Curated OER
Math Reference Sheet
Your young learners will enjoy having quick access to this reference sheet that includes a multiplication chart, formulas for perimeter, area, and volume, place value chart, fraction chart, basic types of polygons, triangles and lines...
Curated OER
Cover the Triangle
Pupils explore geometric shapes using pattern blocks. They use specific shapes to fill in triangles, color-in their solutions, and discuss the results with a partner.
Curated OER
Listen to a Shape
First graders identify basic shapes (circle, square, rectangle, triangle) and describes the attributes of each. They use magazines to find examples of each shape, and then make a collage.
Curated OER
Fractions
First graders are asked to put their fingers on their triangles that looks like the one that is on the overhead. They are asked to tell how they would write a fraction for this one part. Students go through step one until all of the...
Pennsylvania Department of Education
Seeing Doubles
Learners work with dominoes to recognize the number of spots on each side as they relate to addition facts. In this seeing doubles lesson, students make triangle shaped flash cards for the double facts. Learners represent the correct...
Pyro Innovations
Get into Shape
Shapes are so fun! Little ones explore, identify, and create shapes using tangrams or pattern blocks. The activity is intended to stimulate critical thinking while engaging learners through play and shape identification. Each child will...
Illustrative Mathematics
Shape Hunt Part 2
Shapes are everywhere in the world around us, from rectangular doors to the circular wheels of a car. The second lesson in this series opens the eyes of young mathematicians to this wonderful world of shapes as they search the classroom,...
Curated OER
Shapes to Forms
Here is a math lesson that is really a visual arts lesson in disguise! In it, pupils utilize their knowledge of geometric shapes and forms to create a detailed version of a cylinder. The instructions on how to go about the task are very...
Curated OER
Fractions and Paper Folding
In this fraction lesson, students manipulate paper by folding it to create different shapes and sizes, they explore the concept of fractions, and discuss their observations as a class. This is a great lesson for getting students...
Curated OER
ExplorA-Pond:3rd Grade Shapes & Fractions
Students, using a map, drawing or aerial view of a pond, represent the shape of the pond using simple geometric shapes or fractions of those shapes. They identify the numerator and denominator in each fraction created.
Curated OER
Shape Hunt
Explore the world of shapes! After free tangram exploration and pair share time, learners describe various patterns and shapes in both the natural and designed world. They investigate the use of tangrams to create patterns and shapes.
Curated OER
Let's Play Musical Shapes
Students practice recognizing shapes while using gross-motor skills. In this early childhood math movement lesson, students explore shapes as music plays and they walk the perimeter of large cut-out paper shapes by playing musical squares.
Curated OER
Boxes & Blocks: Square Play
Students add a new angle to block play with this spatial challenge. In this early childhood math lesson, students use creative-thinking, patterning, visual-spatial, and fine-motor skills to explore the different shapes that can be made...
Curated OER
Secrets of Painting
Students explore colors and shapes. In this art concepts lesson, students discuss shapes, lines, and color while creating a variety of abstract designs. The instructions for several art activities are provided. Basic art vocabulary and a...
Curated OER
Shape Hunt
Young scholars explore two-dimensional and solid shapes. For this shapes and patterns geometry lesson, students work with a partner to create identifiable objects using tangrams. Young scholars describe the attributes of their shape and...
Curated OER
Build a Weather Vane
Young scholars construct a weather vane using their knowledge of some geometric shapes. In this weather lesson, students work in pairs to create a weather vane in order to measure wind direction. Young scholars follow precise directions...
Curated OER
Learn the Shapes
Learners examine and identify the similarities and differences of two-dimensional shapes. They play an I-Spy shape game, participate in a classroom Shape Search, and create illustrations of shapes for a shape collage.
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