Education World
Greater Than or Less Than With "Mr. Great"
Those tricky symbols for greater than and less than have stumped young mathematicians for generations. Mr. Great is a paper plate cut into a Pac-Man shape that can be used to keep track of which direction the symbols should face. This...
Curated OER
Virtual Winter Count
Learn more about the North American Plains Indian tribes and their unusual methods of recording historical events. Learners examine the winter count, a custom by which these groups illustrated information after each winter passed. They...
Education World
Counting with Marshmallows and Licorice
Here's a tasty lesson on place value! Learners practice counting by ones and tens using mini-marshmallows and licorice sticks. They count and add the mini-marshmallows, and use the licorice sticks to represents tens.
Curated OER
Pigs in a Pen
Kindergarteners explore numbers, counting, and one-to-one correspondence. Through demonstrations and hands on activities using math manipulatives, they discover several number concepts as well as practice counting throught rote...
Curated OER
Plan or Move
Students note the similarities between decimals, fractions and percentages. They practice converting numbers between these types. They participate in an activity as well.
Mr Gym
Circle Hockey
I imagine this game to be much like the game of steal the bacon. There are two teams, each with corresponding numbers. Three numbers are called out and those players become the active participants. There are six hockey sticks, a puck,...
Curated OER
Investigation - Patterns/Functions
Students will display the first five rows of Pascal's Triangle and discuss in their groups what patterns they see in the rows of numbers. They will give responses and discuss that these numbers form what is called Pascal's Triangle.
Curated OER
How Do You Get to School?
Third graders talk about all the various ways they get to school. They make a list of all the bus numbers that the students use. They also list all the other methods of transportation used and solidify a hypothesis.
Curated OER
Equivalence and Comparing Fractions
Each of these five models represents one of the fractions listed; challenge your scholars to match them up. The models consist of shapes divided into squares with the total number of squares as the denominator and a colored portion as...
Curated OER
Writing Variable Expressions for Physical Models
Explore the concept of writing variable expressions by examining the similarities between expressions with numbers and expressions with variables. Emerging mathematicians determine rules for sequences and patterns before writing a rule...
Curated OER
Integer War
Sometimes all it takes for a good review is a game of cards. Review the processes needed to add, subtract, divide, and multiply integers. In groups, learners play the card game war with a twist. They can use the numbers as either...
Curated OER
Imagers: The Adventure of Echo the Bat Number to Pictures: How Satellite Images are Created
Students examine the three primary colors of light and design a numerical code to represent those colors. They tell how satellites use numbers to create satellite images after completing a number of experimental activities.
Curated OER
Application and Modeling of Standard Deviation
The first activity in this resource has learners computing the mean and standard deviation of two different data sets and drawing conclusions based on their results. The second activity has them using a dice-rolling simulation to...
Curated OER
Number Line Up
A simple counting activity to help your kindergartners count in sequence. Hand out number cards randomly (one to represent each child in your class) to each class member. Now ask the class to put themselves in sequential order beginning...
Curated OER
Counting Money and Making Change
Students count collections of coins and one-dollar bills. They solve problems and learn to use the dollar sign ($) with the decimal point to represent money amounts. This lesson is important as a foundation for future math concepts in...
Curated OER
Graphs: All About Our Class
Students respond to survey questions, discuss results, brainstorm ways to represent survey information, and create table of class results. They find mean, range, and percentages, and create graph to display results.
Curated OER
Understanding Visual Fractions
Learners can actually see the numerators and denominators as they examine three segmented shapes. For each, they must write a fraction representing the shaded regions of the shape. Only one of these can be simplified, so decide whether...
Curated OER
Variable Problems
Middle schoolers complete one and two digit number word problems containing variables. They complete 10 multiple choice questions.
Curated OER
Word Roots SPECT, STA, and VERT Advanced Definition Match
A standard vocabulary test. Learners must match 12 vocabulary words with the letter that represents the correct definition for that word. All vocabulary words in this resource contain the word roots SPECT, STA or VERT. Vocabulary terms...
Curated OER
Word Roots SPECT, STA, and VERT Intermediate Definition Match
A typical vocabualry quiz, pupils must match 12 vocabulary words with the letter that represents the correct definition of that word to complete this exercise. All vocabualry words in this resource contain the word roots SPECT, STA or...
Illustrative Mathematics
Egyptian Fractions II
The Egyptians used unit fractions to describe all other fractions. Your class will rewrite rational expressions in order to deduce information about rational numbers. The activity starts with specific fractions, guides you through a few...
Curated OER
Do We Still Need the Electoral College?
One of the most confusing aspects of any presidential election year is the role of the Electoral College. Learners read a bit about how the Electoral College works and then they hold a mock election in their classroom. They'll redraw a...
Curated OER
We the People: A Study in American Voter Turnout: US Government
Students examine and compare voter turnout in US Elections. They write a letter to a favorite candidate or representative suggesting ways to increase voter turnout.
Curated OER
Organic Mechanic Part I
On day one of the "Organic Mechanic Part I" lesson, learners try to remove the waxy coating of an apple and consider pesticides that may be represented by this addition to our food. On day two, they research pesticides online and...