Curated OER
Math-Geometry: Area and Perimeter
Upper graders measure the area and perimeter of several items. In this area and perimeter lesson plan, learners engage in measuring area and perimeter in several scenarios. Full-group instruction requires students to listen to...
Curated OER
Mathematics Within: Algebraic Processes and Its Connections to Geometry
Pupils analyze multiple strategies of multiplication: clustering, area model, breaking apart/decomposing, etc. They create their own strategies to approaching multiplication problems and share them with their classmates. Discussion...
Curated OER
Finding the Area of Shapes
In this area of shapes unit, upper graders participate in hands-on problem solving activities to find the formulas for the area of a parallelogram, a triangle, and a trapezoid. They manipulate the geoboard to explore relationships among...
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...
World Wildlife Fund
Shapes
Investigate the properties of three-dimensional figures with this Arctic-themed math lesson. Beginning with a class discussion about different types of solid figures present in the classroom, young mathematicians are then given a...
Curated OER
What's the Area?
Practice finding the area of squares and rectangles. Complete with a grid for third graders to measure each side, this resource will be helpful. Though the shapes vary in size, they all have four sides to make measurement easy. Pupils...
Curated OER
Explore Perimeter and Area - Homework 18.1
In this geometry worksheet, students complete a homework assignment in which they draw rectangles that have the same area but different perimeters and vise versa. They draw a rectangle with a given area and perimeter.
Curated OER
Math is Beautiful
Students explore how geometry is used on the composition of artworks by artists from different cultures. This lesson is equally suited for a Math or Art classroom at the late-elementary or early-middle school level.
Curated OER
Classifying Geometric Figures
Fourth graders recognize and classify geometric figures. In this geometry lesson, 4th graders read the books Shape Up and The Greedy Triangle and prepare a short report on the shapes mentioned in the text. Students compare the...
Curated OER
Tantalizing Tangrams
Students explore "area." In this tangram geometry and measurement lesson, students arrange tangram pieces to find the area of characters presented in a story they listen to on a website. Website information and related...
National Security Agency
Classifying Triangles
Building on young mathematicians' prior knowledge of three-sided shapes, this instructional activity series explores the defining characteristics of different types of triangles. Starting with a shared reading of the children's...
Illustrative Mathematics
Make Your Own Puzzle
Puzzling over what geometry instructional activity to teach next? Look no further. This simple activity teaches young mathematicians how shapes can be decomposed into smaller figures, and how smaller figures can be assembled into larger...
Illustrative Mathematics
3-D Shape Sort
From the apple on your desk and the coffee cup in your hand, to the cabinets along the classroom wall, basic three-dimensional shapes are found everywhere in the world around us. Introduce young mathematicians to the these common figures...
Illustrative Mathematics
All vs. Only Some
All shapes have certain defining attributes that set them apart from others. In order to understand this, young mathematicians look at examples and non-examples of triangles, rectangles, and squares, working as a whole class to create...
Math Mammoth
Area of Rectangles
In this geometry learning exercise, 4th graders identify how many square units is the area of each of the shaded shapes. Then they find the areas of the rectangles when the sides are given. Students also draw the figure described for each.
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
Fourth Grade Math: Geometry
In this math assessment worksheet, students answer 5 multiple choice geometry questions. The assessment is on the fourth grade level.
Curated OER
Technology Literacy Challenge Grant Learning Unit
First graders explore counting and classification. They sort leaves, create graphs, write sentences for the data in the graphs, develop graphs for shapes, favorite animals, birthdays, and participate in a die prediction game.
Curated OER
Geometry of Democracy
Students explore the architecture of New England by identifying geometric shapes. In this architectural lesson, students examine photographs of classic building architecture and use a transparency to trace geometric shapes they...
Houghton Mifflin Harcourt
Shapes and Measuring
Youngsters develop mathematical vocabulary with this worksheet. First, give youngsters time to identify their vocabulary words in the picture provided. Then, as a group, practice saying the vocabulary words aloud. Finally, have learners...
Curated OER
Geometric Shapes, Construction Perspective
Learners examine three different geometric solid shapes and their nets. They answer multiple choice, spatial awareness questions where they determine which view: front, top or either, the net represents.
Curated OER
Rolling with Links
First graders explore geometry by completing a worksheet in class. In this non-standard measurement unit lesson, 1st graders discuss different techniques for measuring items without the use of a ruler. Students read several short stories...
Curated OER
Making and Describing Shapes
Explore the concept of creating and describing 2D and 3D shapes. Using geometry your scholars will describe the attributes of shapes and their properties. They explore and discover what happens when you combine shapes and...
Math Worksheets Land
Recognize Area Word Problems - Guided Lesson
Approach geometry concepts with youngsters using visual guides like this one to find area. They draw a rectangle, segmenting it into rows and columns. Scholars determine how many square units they see in the partitioned rectangle. They...