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Curated OER
Calculation Methods 1
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...
Illustrative Mathematics
Half of a Recipe
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....
Oddrobo Software
King of Math: Full Game
All hail the king! Young mathematicians put their skills to the test as they strive to become the king of math.
NOAA
Importance of Deep-Sea Ecosystems – The Benthic Drugstore
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...
Keep Your Children Safe
Hurt Tracker Math
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...
CK-12 Foundation
When to Use the Distributive Property: Rational Expressions
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...
CK-12 Foundation
Simplify Products or Quotients of Single Variable Expressions: Circling C's
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.
Serendip
Mitosis and Meiosis Card Sort
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.
Smithsonian Institution
Borders and Community: Early 20th Century Chicago Neighborhoods and Ethnic Enclaves
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...
EngageNY
The Structure of Rational Expressions
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...
Curated OER
The Geography of the United States
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...
Curated OER
Number of the Week
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...
Curated OER
Decimal Questions
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...
Curated OER
Geo-Magazine
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...
Curated OER
Back To the Basics: Measurement
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...
Curated OER
An Early Threat of Secession: The Missouri Compromise of 1820 and the Nullification Crisis
Students examine the controversies over slavery's expansion and how the federal tariffs further entrenched the dividing line between northern and southern interests.
Curated OER
Understanding Symmetry Through Visual Art
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...
Curated OER
Determination of Phosphorus Content in River Water
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...
Curated OER
Indispensable Listening Skills
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...
Curated OER
Bocce Ball Unit - Tournament (Lesson 7)
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...
Curated OER
Summer Packet - Math & Reading
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...
Curated OER
Easy Applications
In this math worksheet, students solve 16 problems that involve division, multiplication, addition, and subtraction. Students also solve 26 problems with parentheses and exponents.
Curated OER
Laws of Exponents
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...
Pingry School
Liquid Chromatography
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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