Lesson Plan
Curated OER

A Rectangular Prism and Its Net

For Teachers 6th - 10th
Identify the nets for prisms and other geometric shapes. Learners calculate the surface area of the rectangular prism then sketch the shapes of prisms and other polygons. Unfolded cereal boxes are used as a visual aid, great idea!
Activity
Curated OER

Math Challenges

For Teachers 8th - 10th
Students engage their critical thinking skills to solve challenging math problems. In these problem solving lessons, student work with tessellations, weights/measurement, reasoning, surface area, geometric shapes, and algebraic procedures.
Lesson Plan
Curated OER

Area, Perimeter and Rations Using Pentominoes

For Teachers 3rd - 10th
Learners of all ages investigate area and perimeter through pentominoes. In this geometry lesson, students calculate the are and perimeter of different geometric shapes and describe the properties of similar and congruent shapes. This...
Interactive
Annenberg Foundation

Geometry 3D Shapes: Euler's Theorem

For Students 6th - 10th Standards
How do you get a theorem named after you? Euler knows what it takes! The third lesson of five asks pupils to use an interactive activity to compare the faces, vertices, and edges of seven different three-dimensional solids. They use...
Lesson Plan
Curated OER

It's Not All Greek to Me

For Teachers 3rd - 10th
Learners find out the meaning for prefixes used in math vocabulary. By dissecting words used in everyday math, they figure out what the prefix indicates and what the word means. A variety of well-organized worksheets and activities...
Lesson Plan
Pennsylvania Department of Education

Making Triangles

For Teachers Pre-K - 2nd
Students use interactive geoboards to identify simple geometric shapes. In this making triangles instructional activity, students describe the properties associated with geometric shapes. Students develop spatial sense and the...
Worksheet
Curated OER

Shape Matching Worksheet - Black and White

For Students K - 1st
In this geometry worksheet, students draw a line from each geometric shape shown on the left to the matching shape on the right side of the page. They work with plane figures such as a triangle, an oval, a rectangle, and a hexagon.
Worksheet
Curated OER

Three Dimensional Figures

For Students 3rd - 5th
In this geometry learning exercise, students study diagrams with labels of common geometric figures. Students then answer 24 questions. Then they draw and label their own figures.
Worksheet
Curated OER

More Quadrilaterals

For Students 3rd - 5th
In this quadrilaterals worksheet, students identify shapes and their properties. In this problem solving worksheet, students answer fourteen questions.
Lesson Plan
Curated OER

TAKS 3rd Grade Daily Upkeep 1

For Teachers 4th
In this TAKS worksheet, 4th graders answer three multiple choice questions that pertain to objectives covered on the Texas state test. Students answer quesetions regarding geometric figures andplotting on a numberline.
Lesson Plan
Curated OER

Geometric Solids

For Teachers K
Students identify and create simple geometric shapes and describe simple spatial relationships. Through discussion, hands-on activities and show and tell, they identify geometric solids in real life and create graphs of commonly found...
Lesson Plan
Curated OER

Surface Area with Polydrons

For Teachers 3rd - 4th
Students explore measurements by analyzing geometric shapes. In this surface area lesson, students identify the terms volume, weight, perimeter and area in order to find the requested measurements of specific polygons. Students utilize...
Lesson Plan
Curated OER

Geometry, Shapes and Public Sculpture

For Teachers K - 3rd
Students explore characteristics of geometric shapes. They observe geometric shapes and forms in public sculpture. Students create a unique sculpture of their own using basic three dimensional shapes. Additional cross curriculum...
Lesson Plan
1
1
Illustrative Mathematics

Representing Half of a Circle

For Teachers 2nd - 4th Standards
Geometric shapes make great visual models for introducing young mathematicians to the concept of fractions. Looking at a series of four circles, students are asked to determine whether or not one half of each circle is shaded. To support...
Interactive
Arcademics

Kangaroo Hop

For Students 2nd - 3rd Standards
Scholars play against three other participants to show what they know about geometric figures. Starting at the beginning, kangaroos jump from shape to shape to match the figure to the displayed word and make their way to the finish...
Lesson Plan
Curated OER

Area of Tangram Pieces

For Teachers 3rd - 4th
Mathematicians calculate the area of a tangram piece without using formulas. They use a geometry journal to record activities during this lesson plan. They make a set of tangrams and use them to compute area....
Handout
Shmoop

Coordinate Proofs

For Students 8th - 11th Standards
How do you know you know? Prove it! The guide goes through several examples and includes a link to a video to teach learners how to work through coordinate proofs. The goal is to prove that different shapes are indeed that shape. 
Worksheet
Curated OER

Geometric Shapes: Review of 2D and 3D Figures

For Students 5th - 6th
In this geometric shapes worksheet, students identify 4 drawings as polygons or not, 1 drawing as regular or not and then write the name of 3 solid figures.
Lesson Plan
Curated OER

Investigating Shapes in Our World

For Teachers 1st
First graders explore shapes. In this geometry lesson, 1st graders make shapes with geo-boards, use play-dough to make three-dimensional figures, and make a shape book using pre-cut shapes.
Lesson Plan
Curated OER

Shape Up

For Teachers 6th - 8th
Students explore differents types of triangles and quadriaterals. In this polygon lesson, students  model identify and compare two and three dimensional geometric figures. Students create tangrams and discover the difference between...
Worksheet
Curated OER

Geometric Probability

For Students 10th
In this geometry worksheet, 10th graders determine the probability of an event occurring based on the geometric sketch.  The one page worksheet contains fourteen problems.  Answers are included. 
Worksheet
Curated OER

Geometric Probability

For Students 10th
In this geometry worksheet, 10th graders determine the probability of an event occurring based on the geometric sketch.  The one page worksheet contains sixteen problems.  Answers are included. 
Lesson Plan
Curated OER

Super Shapes Part 2 - Circles

For Teachers 5th - 6th
Through the use of Internet, video, and hands-on activities, youngsters learn the parts and characteristics of a circle. This fantastic instructional activity has some excellent website activities included in the plan. Your kids will...
Lesson Plan
Curated OER

2-D and 3-D Presents at Pedro's Party

For Teachers 5th
Fifth graders draw 2-D and 3-D shapes. They sketch and label geometric figures with correct terminology, then explore parallel and perpendicular lines. Pupils sort and classify shapes drawn.