+
Activity
Illustrative Mathematics

Dilating a Line

For Teachers 9th - 12th Standards
High School geometers verify through experimentation certain properties about dilations. This multi-step problem challenges them to construct examples of dilations to verify specific facts, the final step provides an opportunity to more...
+
Lesson Plan
Curated OER

Shapes from Shapes

For Teachers K
Geometric shapes are really cool. Examine triangles, quadrilaterals, trapezoids, rhombuses, parallelograms, pentagons, and hexagons with your class. They draw large shapes and small shapes then compare them to understand their shapely...
+
Organizer
Curated OER

Label the Pictures (Above, Behind, Below, Beside, In Front of)

For Students 2nd - 4th
A cross-curricular approach to prepositions includes a geometry aspect as learners label eight pictures of shapes to indicate their positioning. Each picture has two shapes, some with arrows to show which shape's location scholars are...
+
Lesson Plan
Curated OER

Euclidean Direct Proofs

For Teachers 9th - 10th
Learning how to prove theorems in geometry can be challenging. This resource explains what a proof is, and the different styles for proofs. It also contains links to web-based practice problems that help guide learners though example...
+
Lesson Plan
Curated OER

Shaping Up!

For Teachers K Standards
Kindergartners are introduced to basic shapes. Learners spend 45 minutes a day in geometry centers carrying out the activities outlined in this ambitious plan. There are games, hands-on activities, interactive websites, art projects,...
+
Lesson Plan
Curated OER

Investigation- On The Surface

For Teachers 7th - 12th
Young scholars will examine solids to determine which has the least surface area. They will also understand the use of units, square units, and cubic units. There is also the teaching and application of geometry formulas to perform...
+
Lesson Plan
Curated OER

Exploring Perimeter

For Teachers 3rd - 5th
Young scholars explore perimeter. In this geometry and measurement instructional activity, students create squares and rectangles using given perimeters. Young scholars construct four sided shapes with given perimeters using the computer...
+
Lesson Plan
Curated OER

Mandalas: Geometric Link between Medicine and Histor

For Teachers 7th - 12th
Students explore Mandalas. They observe a PowerPoint presentation explaining the history of Mandalas and the Aztecs of Mexico. Students discover the connections between geometry, medicine, and ancient history. They describe the geometric...
+
Lesson Plan
Curated OER

Searching for Angles and Lines

For Teachers 6th - 8th
Students work to find and reinforce concepts related to lines and angles. They identify the characteristics of shapes that have one, two, and three dimensions. The students also work on definitions related to the geometry of shapes.
+
Lesson Plan
Curated OER

Area And Perimeter Using Pentominoes

For Teachers 3rd
Third graders engage in an enrichment lesson exploring the concepts of area and perimeter. They construct new pentominoes that are 3 times the size of normal ones and then identify the area and perimeter measurements. They then create a...
+
Lesson Plan
Curated OER

Fraction Flags

For Teachers 1st - 6th
Students research flag designs and their geometric configurations. They design their own fraction flag and utilize the concepts of measurement, geometry and fractions to their designs. Each student attaches a craft stick or short dowel...
+
Lesson Plan
Curated OER

Samoan Siapo Bark Cloth

For Teachers 1st - 6th
Students research designs of traditional Samoan Siapo bark cloth and identify the fabric's features. They reproduce traditional Samoan designs on a torn brown paper bag. Afterward, they solve the division and decoration of the area of...
+
Lesson Plan
Curated OER

Tin-Foil Twinkles

For Teachers 4th - 12th
Students compare and discuss characteristics and properties of 2- and 3-dimensional shapes. They construct 3-dimensional paper star figures, imaginatively customizing them with art tools and craft materials. Students analyze their...
+
Lesson Plan
Curated OER

Geometric Applications

For Teachers 8th - 9th
In this geometry worksheet, students solve 5 word problems. Each of the problems involves finding one side of a right triangle. Story problems relate the Pythagorean Theorem to building ramps, shadows, and the length of a banner.
+
Organizer
Curated OER

Triangles

For Students 3rd - 7th
In this geometry worksheet, students will answer questions to determine if a shape is a triangle and if so, what type of triangle.
+
Lesson Plan
Curated OER

Area and Volume

For Teachers 6th - 8th
Use this geometry review worksheet to have learners complete nine problems involving transformations, area, volume, and unit conversions. They answer one multiple choice question on estimating lengths.
+
Worksheet
Curated OER

Points, Lines, and Line Segments - Homework 16.1

For Students 4th - 5th
In this geometry worksheet, students complete a homework assignment in which they name 3 lines and line segments. They write parallel, intersecting, or perpendicular, to describe the relationships between 4 pairs of lines. They draw an...
+
Worksheet
Curated OER

Explore Perimeter and Area - Homework 18.1

For Students 3rd - 6th
In this geometry instructional activity, 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.
+
Lesson Plan
Curated OER

Volume and Surface Area, A Sweet Activity

For Teachers 1st - 12th
Geometry.... sweet! Using sugar cubes, learners build rectangular prisms of different sizes and shapes. They glue them together and assess volume. Then they color the outer sides to visualize and compute surface area. To make a visceral...
+
Lesson Plan
Curated OER

Chess Math

For Teachers 4th - 5th
Students review angles. In this geometry instructional activity, students become chess players on a floor chess board. When they make a move, they need to identify the angle of their movement. In the lesson plan it says the "degree" of...
+
Worksheet
Curated OER

Circumference and Area of Circles (A)

For Students 5th - 6th
In this geometry activity, students solve 12 problems in which the area and circumference of a circle is calculated to the tenth place. No formulas are given on this page.
+
Worksheet
Curated OER

Circumference and Area of Circles (B)

For Students 5th - 6th
For this geometry worksheet, students calculate the area and circumference of 12 circles in which either the diameter or radius is shown. There are no formulas given on this page.
+
Lesson Plan
Curated OER

Circles, Squares, Triangles and Rectangles In Our World

For Teachers Pre-K - 2nd
Here is an engaging geometry lesson which has students identify the properties of shapes and cut shapes out of magazines. They make cookies using cookie cutters in various shapes.
+
Lesson Plan
Curated OER

Discover the Pythagorean Theorem

For Teachers 6th - 8th
Students explore the Pythagoras theorem. In this geometry lesson, students make right triangles and identify the parts of the triangle. Students complete measurements of the sides of the triangle.

Other popular searches