Interactive
Curated OER

Try These Angles! Exploring Angles

For Students 5th - 8th
In this angles worksheet, students answer multiple choice questions about different types of angles in shapes. Students complete 10 questions.
Lesson Plan
Curated OER

An Introduction to Quadrilaterals

For Teachers 6th - 10th
Students explore different types of quadrilaterals. Students define the terminology used with quadrilaterals. They create particular quadrilaterals based on specific characteristics of the quadrilaterals using an online tool.
Worksheet
Curated OER

Geometric Shapes

For Students 4th - 5th
For this math worksheet, students explore geometric shapes by completing a variety of exercises. Students label the pictures with the 3D shape names, draw radius and diameter lines, name different types of triangles and draw diagonals...
Lesson Plan
Curated OER

Line, Shape, and Texture

For Teachers 9th - 12th
High schoolers are introduced to various types of artwork by various artists. In groups, they identify the lines and shapes used by the artist to create a specific texture. They write a paper of their observations and discuss them as a...
Lesson Plan
Curated OER

Physical Science: Bridge Building

For Teachers 4th - 7th
Learners study bridges and design and build their own. They explore different types of bridges and build a basic beam bridge in pairs. After creating their beam bridge, they design a truss bridge and then build a suspension bridge and...
Worksheet
Curated OER

Measuring Angles with a Protractor

For Students 7th - 8th
In this measuring angles worksheet, students solve and complete 3 various types of problems. First, they complete each statement by measuring each angle shown. Then, students measure all three angles in a triangle and add them.
Lesson Plan
Curated OER

Being a Host at This Party Is No Fun

For Teachers 3rd - 5th
Students define what it means to be a host of an infectious disease. In this host lesson plan, students explore and explain how a host relates to the Epidemiologic Triangle and read and discuss how the host works.
Lesson Plan
Curated OER

Platonic Solids

For Teachers 8th - 10th
Students identify different types of polygons. In this geometry lesson, students differentiate between convex and regular shapes. they identify the names of two and three-dimensional objects.
Lesson Plan
Curated OER

Problem Solving Using Power Polygons

For Teachers 3rd - 10th
Students investigate geometric shapes by creating figures on a plane. In this polygon lesson, students complete a worksheet based on the angles in a power polygon. Students identify the different types of polygons and define their...
Lesson Plan
Curated OER

Underwater Research

For Teachers 4th - 12th
Students make transect and quadrat surveys using a provided worksheet in order to understand the techniques used to study coral reefs. Each type of survey is used to identify the species, diversity, and number of corals.
Lesson Plan
Curated OER

2D Polygons and 3D Nets

For Teachers 9th - 11th
Students compare and contrast two dimensional polygons and three dimentional nets by examining the differences in drawings. They create three dimensional shapes and label the faces, edges, and vertices. After creating the shapes, they...
Lesson Plan
Curated OER

Governor's Garden

For Teachers 9th - 12th
Students review types of polygons and list several examples of each. They assume the role of a landscape artist interviewing for a job. They create sketches of their plans for six polygonal gardens and write an expository paragraph...
Worksheet
Curated OER

Shape Pictures

For Students 1st - 2nd
In this geometric shapes worksheet, students draw three pictures that incorporate squares, circles, triangles or rectangles. Students count each type of shape in their pictures.
Worksheet
Curated OER

Maximum and Minimum Problems

For Students 11th - Higher Ed
In this maximum and minimum problems worksheet, students solve and complete 9 various types of problems. First, they find two numbers with a given sum. Then, students find the maximum and minimum value of each equation. They also find...
Lesson Plan
Curated OER

Translations, Reflections, and Rotations

For Teachers 9th - 12th
Learners are introduced to the concepts of translation, reflection, and rotation. They practice translating, reflecting, and rotating two-dimensional objects on the coordinate plane. students use computers to learn about the three concepts.
Worksheet
Curated OER

Exploring Similar Polygons

For Students 10th
In this exploring similar polygons worksheet, 10th graders solve 9 various types of problems related to determining whether each polygon is similar or not. First, they write 3 equal ratios to show corresponding sides are proportional to...
Lesson Plan
Curated OER

Beginning Modeling for Linear and Quadratic Data

For Teachers 8th - 10th
Students create models to represent both linear and quadratic equations.  In this algebra lesson, students collect data from the real world and analyze it. They graph and differentiate between the two types.
Lesson Plan
Shodor Education Foundation

Pythagorean Theorem

For Teachers 8th - 10th Standards
Most adults remember learning about the Pythagorean theorem, but they don't all remember how to use it. The emphasis here is on developing an intuitive understanding of how and when to use the theorem. Young mathematicians explore...
Worksheet
Curated OER

Construct, Bisect, Duplicate: Geometry Practice with Compass and Straight Edge

For Students 9th - 12th
Geometers employ a straight edge and compass to duplicate and bisect segments and angles, construct perpendiculars, parallel lines, figures, and circles with points of concurrency. Ample practice with 65 questions across 8 worksheets. No...
Lesson Plan
Curated OER

Building Big and Strong

For Teachers 6th - 9th
Middle and high schoolers explore the concepts of architectural rigidity. They analyze a variety of polygons, and explain why some shapes add more strength to structures than others. The PBS video, "Building Big," is utilized in this plan.
Interactive
Curated OER

Shapes and Angles

For Students 4th
Are your geometry whizzes learning about angles and shapes? This online worksheet gives 10 multiple choice questions based on images and word problems. Concepts include deducting angle degree, classifying shapes, and identifying angle...
Lesson Plan
Improving Measurement and Geometry in Elementary Schools

Rep Tiles

For Teachers 4th - 5th Standards
In addition to the catchy title, this lesson plan provides upper graders an opportunity to more closely scrutinize the attributes of plane figures. In particular, they focus on the similarity of different shapes. Both whole-class and...
Lesson Plan
Mr Gym

Pirate Ball

For Teachers 3rd - 9th
Pirate ball is much like the game of capture the flag. Each team has a vault area that contains a treasure chest. There is a dungeon where captured enemy pirates are detained. In this game of pirate ball there are four teams competing to...
Assessment
Mathed Up!

Angles

For Students 6th - 8th Standards
What does a geometric farmer drive? A protractor, of course! A set of assessment worksheets prompts learners to use a protractor as they measure angles, name angles, and identify lines. Use the video as a way to...