Curated OER
Mixed Media Houses
Students select from collage and reference materials related to houses and develop a two dimensional work of art using various imagery and then draw or paint into a composition to achieve a work of art suitable for the gallery or add to...
Curated OER
2: Isle of Shapes - Based on the Puerto Rico Quarter Reverse
Students identify both two and three-dimensional shapes. In this geometric shapes lesson, students listen to a teacher led lesson about the island of Puerto Rico. They look at the symbols and shapes on "Puerto Rico Quarter Reverse" on a...
National Gallery of Canada
The Changing Composition
Play with dimensions and practice making a two-dimensional scene look three-dimensional. Class members view pieces of art and then make their own scenes by layering different materials and drawing in details. Check out all the tabs for...
Curated OER
Where's the Point?: Two-Point Perspective in Texas Bird's-Eye Views
Students investigate how the Texas bird's-eye-view artists used two-point perspective to create their aerial views and consider the directions from which the artists oriented their views. They produce two drawings in tow-point perspective.
Curated OER
Relating Algebra to Geometry
Learners investigate the connection that exists between Algebra and Geometry. They classify two and three-dimensional figures. Pupils use formulas to solve problems in geometry and use appropriate measuring devices in the right contexts.
Curated OER
2-D polygons
A hands-on activity uses the Zome modeling system, and helps young geometers either learn or review their knowledge of polygons. Students build as many different 2-dimensional polygons as possible: triangle, square, rectangle, pentagon,...
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...
Terry Kawas
Catch the Gingerbread Men Game
Catching men made of gingerbread motivates your young graphers to begin exploring the concept of finding a point in two-dimensional space. Learners practice locating each cookie by rolling two cubes (one with the letters a through f and...
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...
Curated OER
Shapes Galore!
First graders create two-dimensional shapes. In this shapes instructional activity, 1st graders learn about different two-dimensional shapes. Students have many hands-on experiences with these shapes including the use of geoboards,...
EngageNY
Projecting a 3-D Object onto a 2-D Plane
Teach how graphic designers can use mathematics to represent three-dimensional movement on a two-dimensional television surface. Pupils use matrices, vectors, and transformations to model rotational movement. Their exploration involves...
Curated OER
Multi-dimensional Modeling of Ore Bodies Making Sense of Empirical Data
Math scholars identify four different rock types in that strata and use this identification and data to construct a two dimensional geologic cross-section. They use data tables to construct a three-dimensional geologic cross-section.
Curated OER
Seeing in 3D: Interpreting Two-Dimensional Diagrams of Three-Dimensional Objects
Students hone in on their skills at reading diagrams. In this dimensional lesson students collect information on the functions of organs then figure out how all the parts work together.
Curated OER
May the Force Be With You
Third graders participate in a variety of hands-on activities that involve the effects of force on an object: What a Load, Over the Edge, Collision Zone, and Straw Rocket. They practice describing and comparing attributes of...
Curated OER
Compare 2-D Shapes
Second graders examine the attributes of two-dimensional shapes. In this geometry lesson, 2nd graders play a game in order to identify two-dimensional shapes and to name them.
Curated OER
2-D Geometry
Third graders describe and compare attributes of two-dimensional shapes. They explain geometric terms, angles and shapes. Students demonstrate each vocabulary word with their body and they mirror the body positions associated with each...
Curated OER
Square Corners
What type of corners does this shape have? Young geometers examine 12 shapes, circling the square corners in each if they have any. There are two examples demonstrating this concept, but be sure scholars understand the difference between...
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...
It's About Time
Center of Mass
Lead your class on an exploration as they locate the center of mass in several oddly shaped two-dimensional objects they create from their imaginations. Pupils also determine the location of the center of mass in three-dimensional...
Curated OER
Lesson: Transformational Tapestries
Art can be found anywhere, even in the class recycle bin. El Anatsui is an artist that uses found materials to create two and three-dimensional art. Kids examine his techniques, discuss the differences between found art forms, and then...
Curated OER
Sorting 3-Dimensional Shapes
Does it have corners? Scholars sort three-dimensional figures into one of two categories based on whether or not they have corners. They look at six shapes: sphere, cylinder, cone, cube, prism, and pyramid. For each, learners write the...
Curated OER
Sorting 3-Dimensional Shapes
The sorting is simple here: Does this three-dimensional figure have a curved surface or not? Scholars review an example before trying this on their own with nine figures including a sphere, cylinder, prism, cube, cone, and pyramid. They...
Curated OER
Topographic Mapping
Students create a three dimensional model of a two dimensional topographic map. They explore how the two dimensional significance of a topographical map is helpful to create a three dimensional model. Students use other topograhical...
EngageNY
Vectors and Translation Maps
Discover the connection between vectors and translations. Through the lesson, learners see the strong relationship between vectors, matrices, and translations. Their inquiries begin in the two-dimensional plane and then progress to the...