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Videos (Over 2 Million Educational Videos Available)

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The Circulatory System Part 1: The Heart

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How Computers Work: What Makes a Computer,...

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Thomas Jefferson - Author of The...

Other Resource Types ( 50 )

Lesson Planet

#### Common Core Math: 4th Grade

Kick math instruction into high gear with a collection made up of lesson plans, activities, worksheets, videos, and apps created to enhance and reinforce fourth grade math concepts. Check out each resource's notes to discover which...

Lesson Planet

#### What's Your Angle?

Identifying types of angles meets real-world application in an excellent, hands-on geometry activity. Learners use pipe cleaners and a visual model to independently discover the acute, right, or obtuse angles in their classroom, which...

Lesson Planet

#### Frog Garden Party! Toads and Triangles in the Math Garden

It's frog party time! With frog banners, frog juice, and a triangle hunt, your garden party is sure to be both entertaining and educational. The lesson connects geometry, earth science, and delicious snacks to teach kids about ecosystems...

Lesson Planet

#### “I Can” Common Core! 4th Grade Math

Engage young mathematicians in monitoring their learning with this Common Core checklist. Each standard is written as an "I can" statement, providing fourth graders with clear goals to work toward throughout the school year.

Lesson Planet

#### Amazing Angles

Three letter-sized mini posters can be displayed in your elementary geometry class when teaching about angles. One provides information about degree measurement and additive properties, and the other two define acute, right, obtuse,...

Lesson Planet

#### The Geometry of Letters

Use the alphabet as a tool for teaching your class about geometric figures. Break apart capital letters into line segments and arcs. Classify angles as right, acute, or obtuse. Identify parallel and perpendicular lines. An excellent...

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#### Terrific Triangles

Scholars show what they know about types of triangles with a hands-on activity that challenges them to build models using toothpicks. Following a whole-class discussion and brief presentation, small groups gather to form shapes and...

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#### Angle Hunting

Do angles change with distance? Using a previously made tool, individuals find and measure angles on a playground. They observe that angles are the same measure regardless of the distance at which they're measured.

Lesson Planet

#### Narrative STEM Lessons

Read on if engineering interests you. Instructors peruse a set of narrative STEM lessons for grades K-6. All activities are based on reading a children's book and then solving a problem using the engineering design process.

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#### STEM Construction Block Activities

Build on techies' knowledge of engineering design. A set of STEM lessons for grades one through six provides instructors with suggestions for engineering instruction. The activities require pupils to design and build structures, such as...

Lesson Planet

#### STEM Narrative Curriculum Design Challenges

Picture books provide great learning opportunities for STEM. A curriculum resource document gives several lessons in each grade level for K-6. The activities have learners read a book before applying the engineering design process to...

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#### Accessible Shapes

All the 2-D and 3-D measurement work you need is in one location. Divided into three sections, the geometry lesson plans consist of visualization of three dimensions, classifying geometric figures, and finding surface area and volume....

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#### Planes and Points

Build a solid foundation on which to develop future concepts. Through a guided exploration, learners compare and contrast the characteristics of points, lines, planes, rays, and segments. They measure lengths and practice notation for...

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#### Classify Two-Dimensional Shapes

Four problems make up an assessment created to test learners' knowledge of two-dimensional shapes. Mathematicians observe shapes, list their attributes, and use a Venn diagram to classify them. A brief reflection piece closes the exam.

Lesson Planet

#### Classifying Angles: Lesson

It's time to put the angles in place. Using diagrams, the video presents the basic definitions of the four classifications of angles. The segment in an informative playlist on basic geometry also provides informal descriptions of the...

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#### Angle Basics

Take a linear approach to acquaint the class with angles. The video introduces the idea of angles from the notion of intersecting lines. Using the idea of perpendicular lines, the resource defines right, acute, and obtuse angles along...

Lesson Planet

#### Points, Lines and Planes

Geometry begins with a point. The video introduces the concepts of points, lines, and planes. Using diagrams, the presenter includes how to name the objects along with how to write the names. Previewing the concept of 3-D space ends the...

Lesson Planet

#### What's the Point?

Given a certain amount of points, how many line segments can you connect between them? How many close geometric figures can you create? These are the types of questions learners are asked to solve in a assessment-based worksheet.

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#### Between the Lines

Explore linear and square dimensions by comparing areas of similar figures. A creative set of five activities designed for elementary through high school classes asks young scholars to compare areas of specific polygons. The first two...

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#### Lyle's Triangles

Try five problems on triangles. Levels A and B focus on shapes that can be created from right triangles. Level C touches upon the relationship between the area of a six-pointed star and the area of each triangle of which it is composed....

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#### Once Upon a Time

Examine the relationship between time and geometry. A series of five lessons provides a grade-appropriate problem from elementary through high school. Each problem asks learners to compare the movement of the hands on a clock to an angle...

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#### Identifying Solid Figures

Reinforce basic geometry skills in an elementary math lesson. A simple activity prompts learners to identify and label 3-D shapes.

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#### Vocabulary Representation (Grade 4)

Reinforce fourth grade math vocabulary with a reference page offering eighteen terms. Each word is presented in bold lettering and accompanied by a definition and picture representation. Terms include number lines, supplementary angles,...

Lesson Planet

#### Study Jams! Classify Quadrilaterals

Face the vertex of two-dimensional shapes and discover what each figure requires as part of its classification. With one shape per slide, learners see what makes each shape special and compare it to others with similar qualities.