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

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Defining Gravity

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Language and Creativity

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Lesson Planet

#### CORE Math Performance Assessment Modules: Grade 3

Assess the math skills of third graders by casting them in the roles of cookie makers, data collectors, farmers, gardeners, delivery people, theatre attendees, muralists, and window washers. The nine CORE Math Performance Assessments in...

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#### Common Core Math: 3rd Grade

Looking for all things third grade Common Core math? Here is the collection you've been waiting for! Third grade math curriculum is rigorous and opens up the doors to bigger algebra concepts that learners will use their entire lives....

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#### Area and Perimeter

Get third graders excited to work find area and perimeter of unit squares, rectangles, and irregular shapes. A 36-page packet comes with task cards, graphic organizers, practice worksheets, printables with squares, exit tickets, and word...

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#### Creating Area and Perimeter Rectangles

Third graders are challenged to draw their own rectangles given a specific area or perimeter. There are no examples of how each rectangle should look, so it is important for learners to persevere in finding a solution. There is more than...

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#### Rectangles - Same Perimeter and Different Area

Given a rectangle with specified dimensions, learners are prompted to create a new rectangle with the same perimeter, but a different area. This challenges third graders to think about perimeter and area in a new way. Each problem...

Lesson Planet

#### Rectangles - Same Area and Different Perimeter

Given a rectangle with specified dimensions, third graders are prompted to create a new rectangle with the same area, but a different perimeter. This challenges learners to think about perimeter and area in a new way. Use instructional...

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#### Finding Side Length (Given Area)

Area is the amount of space that takes up the inside of a figure. To find the area of a rectangle, one must multiply the length by the width. Here, third graders are challenged to find the missing side length, given the area.

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#### Finding Side Length (Given Perimeter)

Perimeter is the total distance around an object. One can find the perimeter of a rectangle or square by adding all four side lengths together. These worksheets require third graders to find the missing side length, given the perimeter...

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#### Shape Shifters in the Math Garden

Combines mathematical measurement with gardening skills. Third graders hunt for worms in the garden and try to find the longest one. They also measure and weigh vegetables that they harvest from the garden, measure rainfall amounts, and...

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#### Study Jams! Perimeter

Follow this engaging slide show on the calculation of polygon perimeter with some hands-on measurement of perimeters to solidify the concepts. On this webpage there are interactive assessment questions and links to related resources by...

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#### Measurement Scavenger Hunt

A scavenger hunt challenges mathematicians to locate items of a certain size. Scholars roam the classroom—in small groups and independently—measuring items and graphing their findings. A worksheet assesses learners' proficiency.

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#### Learning About Surface Area and Volume

Plan a dinner party. Using a book by Marilyn Burns as a context, pupils learn about the relationships between area and perimeter and surface area and volume. The hands-on activities have learners rearrange tables and cut up meatballs to...

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#### Chris’ Garden Dilemma

Make the connections between area, tiling, and multiplication. A performance task and associated unit presents the concept of area and makes the connection to multiplication. Pupils work through three major sections of instruction that...

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#### City Farmers

Firmly plant the concept of area into the classroom. A performance task dealing with area uses gardening as a context. The outline of a unit with activities keeps with the gardening theme and provides instructional support for teachers....

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#### Area Builder

All that matters is the tiles. Pupils use the interactive to investigate the relationship between area and perimeter using tiles. The interactive has an explore and a game mode to accommodate different steps in learning. The game mode...

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#### STEM Quick Challenges

Quick—save the resource! A STEM curricular document provides two to four activities in each grade for K-4 and a set of miscellaneous lessons appropriate at various grade levels. Scholars learn about STEM by engaging in various...

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#### 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 Technical-Procedural Problem Solving

Be sure to follow the directions carefully. A set of STEM activities for grades two through three and grades four through five assesses technical and procedural problem solving. The majority of the lessons focus on force and motion,...

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#### 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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#### Tile Mural

Paste this resource into your lesson plans like you'd paste a tile onto a mural. Given a diagram of a tile mural with rectilinear figures, future artists determine the perimeters and areas of the figures. They must then develop their own...

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#### Lashelles Garden

Let knowledge grow bountifully like plants in a garden. Given a diagram of a rectangular garden split into plots, scholars determine the area of the entire garden and the areas of the individual plots. As a culminating activity, they...

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#### Fun on the Farm

Let imaginations run wild as participants design animal pens. A performance task challenges young mathematicians to determine the perimeter or a missing side length of different animal pens. They then design pens that meet given...

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#### Wedding Cake Ribbon

Customers often want ribbon around fancy cakes, but how does a baker know how much ribbon to buy? Scholars view a cake with multiple layers in different geometric shapes. They must figure the perimeter and circumference and add them...

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#### Perimeter

Discover the distance all the way around. The video introduces the concept of the perimeter of a figure. An explanation shows how to find the perimeter of a variety of polygons along with regular polygons. The presentation highlights the...