PPT
Curated OER

Calculation Methods 1

For Teachers 4th - 5th
There are so many ways to solve any given math problem. Get your problem-solving basics covered with this handy slide show. Various calculation methods are used to solve multiplication, addition, subtraction, and division problems...
Lesson Plan
Illustrative Mathematics

Half of a Recipe

For Teachers 4th - 6th Standards
Kids love to cook! What is a better place to learn mixed numbers than with a recipe? It is up to learners to decide how they want to divide this recipe in half. They may choose to model the mixed number and then divide the model by two....
App
1
1
Oddrobo Software

King of Math: Full Game

For Students 3rd - 8th Standards
All hail the king! Young mathematicians put their skills to the test as they strive to become the king of math.
Lesson Plan
NOAA

Importance of Deep-Sea Ecosystems – The Benthic Drugstore

For Teachers 9th - 12th Standards
You never know what you will find next in the deep sea ecosystem. So far, scientists have found items that work as anti-tumor agents, anti-inflammatory agents, agents that stop uncontrolled cell division, and much more. The lesson begins...
Worksheet
Keep Your Children Safe

Hurt Tracker Math

For Students 3rd - 6th Standards
Boost emotional intelligence and division skills with a three-question worksheet featuring two imaginary towns that record when citizens hurt, forgive, or punish one another. Using division, scholars calculate each problem to decide...
Interactive
CK-12 Foundation

When to Use the Distributive Property: Rational Expressions

For Students 6th - 8th Standards
Discover how the distributive property applies to division. As learners change numeric values within an expression, the simulation calculates its value. Challenge questions lead individuals to realize the power of distributing the...
Interactive
CK-12 Foundation

Simplify Products or Quotients of Single Variable Expressions: Circling C's

For Students 7th Standards
Model expression division using online manipulatives. Learners drag C's representing a term into equal groups. Guiding questions help them see their groups as the division of the term.
Activity
Serendip

Mitosis and Meiosis Card Sort

For Teachers 9th - 12th Standards
Cells divide by one of two processes, either mitosis or meiosis. Scholars sort cards into two sets, one representing each type of cell division. Then, they sequence the cards demonstrating an understanding of the movement of chromosomes.
Lesson Plan
2
2
Smithsonian Institution

Borders and Community: Early 20th Century Chicago Neighborhoods and Ethnic Enclaves

For Teachers 8th - 11th Standards
Chicago is one city, four neighborhoods, and countless nationalities. The lesson explores the ethnic division of Chicago in the early twentieth century. Academics read primary sources, analyze maps, and tour an online exhibit to...
Lesson Plan
EngageNY

The Structure of Rational Expressions

For Teachers 11th - 12th Standards
Find out when rational expressions are closed. Pupils review adding, subtracting, multiplying, and dividing with rational numbers to make the connections to operations with rational expressions. Using specific examples, learners notice...
PPT
Curated OER

The Geography of the United States

For Teachers 7th - 12th
Full of bright maps and interesting information, this presentation details U.S. Geography. Slides include basic facts about size, regions, topography, and demographics, as well as fascinating trivia about the United States, including...
Lesson Plan
Curated OER

Number of the Week

For Teachers 3rd - 5th
Here is an inventive, easy, and quick mental math activity you can use with your charges each week. You write a number on the board, then a student selects a card which tells them what to do with the number. One card says, "Multiply by...
Worksheet
Curated OER

Decimal Questions

For Students 4th - 6th
Money and measurement are often expressed as decimal numbers. Here are 20 well-worded problems intended to put decimal numbers in a real-world context. Learners will add, subtract, multiply, and divide to determine the answer to each...
Lesson Plan
Curated OER

Geo-Magazine

For Teachers 6th - 12th
Divide your geography class into groups and have each research an assigned region. The result of this project is a regional magazine that addresses the five themes of geography. Many valuable resource links are embedded into the...
Lesson Plan
Curated OER

Back To the Basics: Measurement

For Teachers 4th - 5th Standards
Lead the class in a review of the basic concepts and procedures involved in measuring length, weight, and volume. After whole group instruction, small groups and individuals practice measuring by completing a variety of fun activities...
Lesson Plan
Curated OER

An Early Threat of Secession: The Missouri Compromise of 1820 and the Nullification Crisis

For Teachers 9th - 12th
Students examine the controversies over slavery's expansion and how the federal tariffs further entrenched the dividing line between northern and southern interests.
Lesson Plan
Curated OER

Understanding Symmetry Through Visual Art

For Teachers 4th
Have your class explore symmetry, radial balance and fractional parts in natural and man-made objects in their environment. Learners list examples and identify symmetrical and asymmetrical designs. Pupils are given a box of crayons and...
Lesson Plan
Curated OER

Determination of Phosphorus Content in River Water

For Teachers 9th - Higher Ed
Divide your chemistry or environmental science class into two groups. Each group tests water samples from a river for the concentration of phosphorus using a different method. With chemists, you can use this activity as they learn to use...
Lesson Plan
Curated OER

Indispensable Listening Skills

For Teachers 8th - 12th
It's true: listening skills have to be taught and developed. Read this story about a tiger to your high school class. Then, without giving them a copy of the story, divide them into teams and have them attempt to answer a series of...
Lesson Plan
Curated OER

Bocce Ball Unit - Tournament (Lesson 7)

For Teachers 6th - 10th
This is one part (lesson 7) of the unit on Bocce ball. There are links on this page to get you to the entire unit. This`lesson sets up a tournament of eight teams. You may have to divide your class into a different number of teams. Take...
Lesson Plan
Curated OER

Summer Packet - Math & Reading

For Teachers 4th - 5th
In this math and reading comprehension worksheet packet, students solve 700 basic addition, subtraction, multiplication, and division facts. Next, they identify what a sentence looks like, the difference between there and their, and read...
Lesson Plan
Curated OER

Easy Applications

For Teachers 6th - 7th
In this math worksheet, students solve 16 problems that involve division, multiplication, addition, and subtraction. Students also solve 26 problems with parentheses and exponents.
Worksheet
1
1
Curated OER

Laws of Exponents

For Students 9th - 10th
For this exponent worksheet, students simplify expressions containing exponents. They use the laws of exponents to multiply and divide positive and negative exponents with variables. This two-page worksheet contains 24 problems. Answers...
Lab Resource
Pingry School

Liquid Chromatography

For Students 9th - 12th
A hands-on experiment applies chromatography to separate both the colors and components of grape-flavored Kool-Aid. Performing two separate activities, learners first use chromatography to divide the colors. The second activity results...

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