Curated OER
Playing with Tens and Ones
First graders complete a number of activities that increase their number sense and use of simple operations. They use dice and worksheets to make two-digit numbers and to record them, they count by tens and ones, and order numbers using...
Ahisma Summer Institute
The Power of One - Math in a Different Angle
In this 2-day lesson plan focused on exponents, middle schoolers will cross the curriculum by engaging in science, history and language arts activities. Exponential growth will be explored using grains of rice on a chess board....
Curated OER
Add Positive And Negative Numbers
Scholars investigate the concept of adding positive and negative numbers. They practice adding using the number line for scaffolding. This can be done as a game for younger learners, but may also be helpful for engaging the older pupils.
Illustrative Mathematics
Guess My Number
Make a game out of solving equations. This particular activity works well for pairs of learners. Follow the instructions to have player one pick a number and player two verbally give an equation. Participants need to make sense of a...
Curated OER
ONES and TENS
Before you can teach place value or regroup, you need to provide students with a concrete idea of the definition of ones and tens. Here, ones and tens are defined and then shown several different ways in order to represent several...
Curated OER
Number Bonds to 10 and 20
In this number bonds to ten and twenty worksheet, students work in pairs with a deck of subtraction and addition cards. Students match up both sets of cards after they've been placed face down on a table.
Curated OER
Number Sense and Operations
In this math story problem worksheet, students read the 9 story problems and select the correct answer from the 4 choices available. The top of this worksheet indicates that it is appropriate for Grade 5.
Curated OER
Fractions Lesson: Understanding Mixed Numbers
A developmentally sound approach to teaching learners the difference between fractions, whole numbers, and mixed numbers. They are shown each type of number then run through a series of slides shouting out the name of that number type....
Rational Number Project
Rational Number Project: Initial Fraction Ideas
Deepen the fractional number sense of young learners with this introductory lesson on equivalent fractions. After completing a short warm-up activity, children go on to work in pairs using fraction circles to complete a table of...
Curated OER
Using Numbers Everywhere
Kindergarteners explore various representations and uses of numbers to develop number sense. They participate in an activity and arrange patterns into groups. Students compare the sets and describe the objects in each set.
Curated OER
Math in English Skills IV Exercise Book: Multi-Digit Addition, Subtraction, Multiplication and Division
No one can deny the relationship between addition, subtraction, multiplication, and division. However, it's not always easy for learners to see the connection between basic operations. Help your class by providing them with an entire...
University of Minnesota
Fraction Operations and Initial Decimal Ideas
Add another strategy to the toolboxes of young mathematicians with this elementary math lesson on using number lines to add and subtract fractions.
Curated OER
The Journey of a Banana
To investigate the price of bananas in order to evaluate basic counting and number sense skills, your mathematicians focus upon multiplication and problem solving that incorporates social studies in the form of building awareness about...
Curated OER
Krypto Math Game
Students play a math game. In this number sense and mental math lesson, students play a game where they use mental math to form equations that result in the target number required to win the game.
EngageNY
Networks and Matrix Arithmetic
Doubling a network or combining two networks is quick and easy when utilizing matrices. Learners continue the network example in the second instructional activity of this series. They practice adding, subtracting, and multiplying...
Curated OER
Mixed Fraction Quiz
Quiz the class on their ability to correctly identify both mixed numbers and fractions. As this collection of slides progresses learners either shout out or raise their hands to correctly identify the mixed number or fraction shown. Each...
Curated OER
Fish and Zooplankton Through Remote Sensing
Ecology aces examine sea surface temperature maps and relate temperatures to concentration in fish and zooplankton populations. Take your class to a computer lab and provide experience with actual remote sensing data. Some of the links...
Curated OER
It Has Been Rubbish For Years
Students are presented with the problems of percentages and focus upon numbers in contrast to 100. They calculate problems with money and are engaged with the use of games as a teaching tool. Students also interpret data as presented in...
Curated OER
100 Or Bust!
Elementary schoolers use their understanding of place value to develop a strategy for a number game. In this lesson, pupils use place value to play "100 or Bust" and figure out a good winning strategy. These kinds of math games are...
Have Fun Teaching
Base 10 Blocks
Base ten blocks are a great tool for teaching young mathematicians about a number of math concepts, unfortunately they aren't always available to teachers. That is, until now. This printable resource allows all...
Curated OER
Addition: Number Bonds to 30
In this addition worksheet, students fill in the missing addend to an addition problem that adds up to 30. This number could be a one or two digit number. Students complete 41 missing addend problems.
Curated OER
Number and Number Relations: Lesson 3
Fourth graders explore the concepts of addition and subtraction. They investigate the relationship between addition and subtraction and determine the operation needed to solve a problem.
Curated OER
Number Sense and Operation
First graders listen to a read aloud of Stephanie Calmenson's, Dinner a the Panda Palace identifying words related to math and writing them on a chart paper.
Helping with Math
Addition: Number Bonds to 20
Pupils fill in the missing addend to an addition problem that adds up to 20. This number could be a one-digit or two-digit number. They complete a total of 41 missing addend problems. Answers are available.