Worksheet
Curated OER

Central and Inscribed Angles

For Students 10th
In this central and inscribed angles instructional activity, 10th graders identify and solve 20 different problems that include determining inscribed angles and intercepted arcs. First, they determine the measure of point P if the given...
Lesson Plan
Curated OER

The Very Hungry Caterpillar - Teaching Shapes

For Teachers 1st - 2nd
Students identify two- and three-dimensional figures and associate them with real-world objects.  In this geometry lesson, students are read The Very Hungry Caterpillar by Eric Carle and complete several activities including a chart...
Lesson Plan
Curated OER

What a Square

For Teachers 3rd - 8th
Students examine the painting "Old Man With A Gold Chain" by Rembrandt. They identify geometric shapes in the painting, measure these shapes and compare the relationships of these measurements.
Lesson Plan
Curated OER

Exploration with Geometric Solids

For Teachers 3rd - 5th
Learners reinforce geometric concepts by playing "Guess My Solid." Through a process of elimination, they determine the shapes of mystery solids. Finally, students use various materials to construct their own geometric figures.
Lesson Plan
Curated OER

Measuring the Earth

For Teachers 9th - 12th
Students use principles of geometry to measure the circumference of the Earth. In this applied geometry lesson, students use mathematics to determine scientific information. They make measurements, calculate the central angle, and...
Worksheet
Curated OER

Challenge: Skills and Applications Lesson 1.7

For Students 9th - 10th
In this geometry worksheet, students find the circumference of a circle. They find the perimeter and area using the correct formula. There are 8 questions.
Lesson Plan
Curated OER

Ocean Exploration: Shapes and Patterns Under the Sea

For Teachers K - 3rd
So many shapes in our vast oceans. Young explorers can discover new shapes in a variety of ways in this lesson. One way is having free exploration with a pattern shape kit handed out by the teacher. Another is by viewing a...
Lesson Plan
Virginia Department of Education

Constructions

For Teachers 9th - 11th Standards
Pupils learn the steps for basic constructions using a straightedge, a compass, and a pencil. Pairs develop the skills to copy a segment and an angle, bisect a segment and an angle, and construct parallel and perpendicular lines.
Worksheet
Curated OER

Independent Practice 2: Recognizing Similar and Congruent

For Students 7th - 8th
Learners examine given figures and determine if they are similar and congruent or similar and not congruent. Afterward, they match congruent figures drawn in a table. This one-page worksheet contains 12 problems.
Worksheet
Curated OER

Symmetry Fun

For Students 7th
In this symmetry worksheet, 7th graders identify and complete 12 different lines of symmetry in polygons. First, they color all of the polygons that have a line of symmetry. Then, students circle all of the regular polygons and use the...
Worksheet
Curated OER

The Right Angle

For Students 10th
For this geometry worksheet, 10th graders determine the answer to a vocabulary questions and then follow the give rules to place the answer in the appropriate place on the crossword grid.   The one page worksheet contains 18...
Worksheet
Curated OER

Perimeter and Circumference

For Students 7th - 8th
In this perimeter and circumference worksheet, students observe diagrams and determine their perimeter or circumference. Diagrams include triangles, circles, parallelograms, rectangles, and composite figures. This one-page worksheet...
Lesson Plan
Curated OER

Volume of a Cylinder

For Teachers 9th - 10th
Students predict the shape of a geometric figure in 3D. In this geometry instructional activity, students construct 3D shapes to perfect their knowledge of measuring and predicting. This assignment is also available as an online...
Unit Plan
EngageNY

Complex Numbers and Transformations

For Teachers 11th - 12th Standards
Your learners combine their knowledge of real and imaginary numbers and matrices in an activity containing thirty lessons, two assessments (mid-module and end module), and their corresponding rubrics. Centered on complex numbers and...
Lesson Plan
Shodor Education Foundation

Cross Sections

For Teachers 7th - 12th Standards
Use this activity on cross-sections of three-dimensional shapes in your math class to work on algebra or geometry Common Core standards. The lesson includes a list of relevent terminology, and a step-by-step process to illustrate the...
Lesson Plan
EngageNY

Similarity

For Students 9th - 10th Standards
Learn similarity through a transformations lens! Individuals examine the effects of transformations and analyze the properties of similarity, and conclude that any image that can be created through transformations is similar. The...
Lesson Plan
Curated OER

Reflected Triangles

For Teachers 9th - 10th Standards
Your learners find and construct the line of reflection between a triangle's pre-image and its reflection image in this short activity.
Lesson Plan
Curated OER

Dissecting the Cube

For Teachers 10th - 11th
Students investigate the volume of cones. In this geometry lesson plan, students define the formula to find the volume of cones. They define the concept of having to dissect a three dimensional figure and find the volume.
Worksheet
Curated OER

Organic Chemistry 231, Martin Larter, Exam 1

For Students 9th - Higher Ed
If you need a straightforward and comprehensive organic chemistry exam, check this one out. Chemistry pupils identify functional groups in molecule diagrams, draw a Lewis structure, fill in a table about molecular shape, predict boiling...
Lesson Plan
Curated OER

Principles of Square Roots Lesson Plan

For Teachers 8th - 11th
Middle and high schoolers investigate all the different places in math that square root is present. For this geometry lesson, pupils discuss square roots as it relates to a right triangle and construction. They go over altitude, rise,...
Assessment
1
1
Mathematics Assessment Project

Middle School Mathematics Test 6

For Students 6th - 8th
A thorough math test divides the content into two 40-minutes sections, covering material through algebra and geometry. Problems incorporate analysis and applied problem solving.
Lesson Plan
Curated OER

Folding Shapes; Are the Sides the Same?

For Teachers 2nd
Second graders explore geometry by experimenting with fold-ables. For this geometric shapes lesson, 2nd graders utilize cutout shapes from construction paper which they experiment with by folding. Students examine the symmetry and...
Lesson Plan
Curated OER

Troublesome Towers

For Teachers 8th - 10th
Students observe solids and identify parts that make up the surface area. In this geometry lesson, students calculate the surface are of solids and cones. They find polygons and solids in the real world.
Lesson Plan
Curated OER

Why are Bubbles Spheres

For Teachers 8th - 10th
Students calculate the surface area of different polygons. In this geometry activity, students practice calculating the volume of spheres. They work with cones, cylinders and rectangular prisms.