Activity
Curated OER

Sunken Treasure

For Teachers 8th - 10th Standards
You've located buried treasure, now what? Explore how to use algebraic and geometric methods to determine where to place a recovery ship based on the location of the treasure.
Lesson Plan
Kentucky Educational Television

The Road to Proportional Reasoning

For Teachers 6th - 8th Standards
Just how big would it really be? Young mathematicians determine if different toys are proportional and if their scale is accurate. They solve problems relating scale along with volume and surface area using manipulatives. The...
Activity
Curated OER

Unstable Table

For Teachers 9th - 12th Standards
Bothered by a wobbly table? Learn how to fix this problem using concepts of slope and continuity. Pupils first consider the problem in two dimensions and then progress to three dimensions. The solution is really quite simple.
Lesson Plan
2
2
August House

Anansi Goes To Lunch - First Grade

For Teachers 1st Standards
Greed is the theme of this collection of multidisciplinary activities. As a class, read The West African folktale, Anansi Goes to Lunch by Bobby Norfolk, and take part in a grand discussion about it's plot and theme. Reinforce the...
Lesson Plan
Curated OER

I Can Use a Worm to Count

For Teachers K
Kindergarteners use worms, puppets or other props to practice counting to 100. First, they listen to a read aloud of Count Worms by Roger Hargeaves. A worm pattern is used to count to 100, with each segment of the worm...
Lesson Plan
National Math + Science Initative

Introduction to Decimals

For Teachers 5th Standards
Three activities make up an introductory lesson designed to create a strong foundation in comparing fractions to decimals and exploring and building decimal models. Pupils brainstorm and complete a Venn diagram to show how decimals and...
Lesson Plan
Odell Education

Going the Distance

For Teachers 6th Standards
Estimate the value of one of the most famous irrational numbers. The hands-on instructional activity instructs classmates to measure the circumference and diameters of circles using yarn. The ratio of these quantities defines pi.
Lesson Plan
Curated OER

How Deep Do They Dive

For Teachers K - 3rd
Learners calculate and graph the diving depths of various types of whales. They cut out and glue whale pictures on a worksheet to represent the diving depths for five whales, and discuss how people use graphs to communicate.
Lesson Plan
Curated OER

Jack and The Beanstalk Estimation

For Teachers 2nd - 3rd
Introduce the day's lesson plan by reading Jack and The Beanstalk by Richard Walker, and then review the concept of area with your class. We don't always need rulers to measure, though! Teach learners how to use their hands to help us...
Lesson Plan
Curated OER

Build a Bar Graph

For Teachers 1st - 2nd
Learners discover how to use bar graphs. They will gather and organize specific data in order to put it into a bar graph. Then they will answer several questions based on the information they have graphed.
Lesson Plan
August House

Go to Sleep, Gecko

For Teachers 2nd - 3rd Standards
Use this multidisciplinary instructional activity to delve into these subjects: English language arts, math, science, drama, and character education. After reading, discussing, and making interpretations about Go To Sleep, Gecko!: A...
Lesson Plan
National Security Agency

Classifying Triangles

For Teachers 4th - 8th Standards
Building on young mathematicians' prior knowledge of three-sided shapes, this lesson series explores the defining characteristics of different types of triangles. Starting with a shared reading of the children's book The Greedy...
Activity
Curated OER

Alexander, Who Used to be Rich Last Sunday

For Teachers 2nd Standards
What a great way to incorporate Judith Viorst's story, Alexander, Who Used to Be Rish Last Sunday, with a math lesson on money. Second graders listen to the story being read while the teacher stops to record each time Alexander spends...
Assessment
Bowland

Fish Dish

For Teachers 6th - 8th
Minimize the time it takes to create a fish dish. Scholars use their knowledge of time to devise an order that accounts for different constraints. Considering jobs that can be done in parallel is essential to solving the problem.
Lesson Plan
Illustrative Mathematics

Field Day Scarcity

For Teachers K - 2nd Standards
Introduce young mathematicians to concepts of financial literacy with this open-ended word problem. With seven dollars to spend during field day and given a list of available items and their prices, children must determine how they want...
Lesson Plan
Curated OER

Using a Round-O-Meter to Estimate

For Teachers 1st - 3rd
Explore the concept of rounding numbers to the nearest dollar or dime. Youngsters use a "round-o-meter" to determine which direction to round a number. They make round-o-meters out of a piece of paper, a piece of string, and a paper clip.
Lesson Plan
1
1
Alabama Learning Exchange

Introduction to Division

For Teachers 2nd - 4th Standards
Examine how addition, subtraction, multiplication, and division relate to and are separate from each other. As they listen to the book, The Doorbell Rang, they demonstrate the math described in the story by cutting up paper cookies...
Lesson Plan
Curated OER

Learn to Earn When you Tend to Spend

For Teachers 2nd - 3rd
Analyzing and understanding word problems is extremely important. Pupils learn that in money problems, earn usually means you add and spend usually means you subtract. They will solve a series of money-related word problems, label coins,...
Lesson Plan
Curated OER

Rational and Irrational Numbers 2

For Teachers 9th - 12th Standards
Is the circumference of a circle always, sometimes, or never rational? Learners answer questions individually and also work in groups to look at sums and products of rational and irrational numbers. They must also be able to use the...
Lesson Plan
Virginia Department of Education

Solve for the Unknown

For Teachers 8th - 10th Standards
How can shapes help solve literal equations? Scholars first learn to replace variables with shapes to aid in solving literal equations. A worksheet of practice problems helps hone the skill.
Lesson Plan
Odell Education

Pythagorean Theorem

For Students 8th Standards
Investigate the meaning of the Pythagorean Theorem through modeling. After comparing the area of the square of each side, individuals cut triangles and squares to facilitate the comparison.
Lesson Plan
1
1
Odell Education

Exponents and Radicals

For Teachers 9th - 12th Standards
What is that fraction doing as an exponent? Fun math games prompt learners to practice evaluating radical expressions and expressions containing rational exponents, both in groups and individually.
Lesson Plan
Curated OER

Tiling the Classroom

For Teachers 5th - 7th
Students see how to identify regular polygons, how to slide, turn and flip polygons, and why certain polygons tessellate better than others. Groups create a one foot square design to be used to tile the classroom. Great lesson!
Unit Plan
American Institute of Architects

Architecture: It's Elementary!—First Grade

For Teachers 1st - 3rd
Build an interest and appreciation for architecture in your young learners with this fun 10-lesson art unit. Engaging children in using their five senses, the class first observes the environment around them, paying...