Curated OER
I'm Learning About Shapes: Rectangle
For this rectangle worksheet, learners identify and trace a rectangle, and print its name on primary lines. Students complete two activities.
Curated OER
Perimeter and Area
Students calculate the perimeter and area of given figures and lengths.
Curated OER
Solid Figures
In this solid and plane figure learning exercise, students pick which solid figure they could trace to make the plane figure shown. Students complete 4 multiple choice questions.
Curated OER
Points and Lines
In this points and lines worksheet, 10th graders solve and complete 10 different problems related to points and lines of a given figure. First, they name all 6 planes shown and determine the intersection of various lines. Then, students...
National Council of Teachers of Mathematics
Nctm: Illuminations: Cutting Corners
Students will use their knowledge of plane figure attributes to create and view shapes by cutting and rotating shapes to stimulate discussions on names and attributes of various shapes they do not regularly encounter.
Other
Kinderweb: Educational Children's Games
Use this site to practice identifying shapes, colors, and animals with these interactive games.
National Council of Teachers of Mathematics
The Math Forum: Building Shapes
Based on building a hexagon, this activity from the Math Forum collection focuses on using different combinations of pattern blocks to create a hexagon. An online activity, pencil and paper method, literature connections, and a...
National Institute of Educational Technologies and Teacher Training (Spain)
Ministerio De Educacion: Corta en Dos
Try to find the line of symmetry of these 8 figures. If you find it the two figures should coincide.
Better Lesson
Better Lesson: Area of Composite Shapes
Sixth graders take their knowledge about area of rectangles, squares and triangles and apply it to parallelograms, trapezoids, and composite shapes.
Science Museum of Minnesota
Science Museum of Minnesota: Tops
In this lesson make a spinning top to explore the concepts of shape, color, spinning, and optical illusions.
Science Museum of Minnesota
Science Museum of Minnesota: Tans
In this lesson make a tangram and experiment with it to make new designs and pictures.
The Math League
The Math League: Figures and Polygons
This website has basic definitions for most polygons, regular and irregular.
Other
American Mathematical Society: The Mathematical Cat Scan
Diagrams and discussion of the "collection of 1-dimensional records" that make up a CAT scan.
NumberNut
Number Nut: Shapes, Symbols and Colors: Two Dimensional Shapes
Describes, with illustrations, the basic two-dimensional shapes students will encounter in elementary Math.
Integrated Publishing
Plane Figures
This site describes lines and angles "as found in various plane (flat) geometric figures.".
National Council of Teachers of Mathematics
The Math Forum: Plane Figure
This site provides a definition for plane figure (at the top of the page) and a few examples.