Curated OER
Using Random Sampling to Draw Inferences
Emerging statisticians develop the ability to make inferences from sample data while also working on proportional relationships in general. Here, young learners examine samples for bias, and then use random samples to make...
K-5 Math Teaching Resources
Large Five Frames with Dots
Enhance young mathematicians' counting strategies using this large five frames printable. Here, you'll find a large one by five array with red counters to support adding and subtracting through visual images of numbers one through...
Illustrative Mathematics
Saving Money 1
How many days will it take Louis to save enough money for school supplies and new pair of shoes? Focus on Common Core math standards with a two-part task that involves a word problem and counting manipulatives.
Curated OER
Touch Math
Using the touch math system, learners engage in activities to practice adding numbers. While the lesson is laid out in an explicit manner, there isn't a guide explaining the touch math system.
Curated OER
Times Tables - Multiplication
Introduce students to multiplication through this fantastic math instructional activity. Provides beginners with an explanation of multiplication as repeated addition using pictures to help students visualize the meaning and process of...
Curated OER
It's Not All Greek to Me
Learners find out the meaning for prefixes used in math vocabulary. By dissecting words used in everyday math, they figure out what the prefix indicates and what the word means. A variety of well-organized worksheets and activities...
Curated OER
Stretching the Truth
Sixth graders visualize different percentages as parts of a whole on visual images. They observe alterations of photographs, and models of circles, squares and sets. This incredibly detailed, eight-page plan leads you through everything...
Curated OER
Build a Burger
Here is an outstanding lesson on food groups, nutrition, and diet. In it, learners focus on hamburgers! They take a close look at the products that go into making a hamburger, conduct taste tests on samples, discuss the nutritional value...
Curated OER
Playing the Cards of Place Value
Third graders explore place value to the ten-thousands place. In this amazing, 21-page place value lesson, learners represent numbers in standard and expanded form, and use technology to represent numbers to 9,999.
Curated OER
Looking Through the Algebraic Lens
Students work with rectangles to find generalizations for adding and subtracting odd and even numbers in part one of the instructional activity. In part two, students use geoboards to construct polygons, look for patterns, and find a...
Mathematics Vision Project
Quadratic Equations
Through a variety of physical and theoretical situations, learners are led through the development of some of the deepest concepts in high school mathematics. Complex numbers, the fundamental theorem of algebra and rational exponents...
Curated OER
"Andy Works for Charity"
Explore a real-word math problem with your class. Strengthen their problem-solving strategies by coming up with an answer to a money question. They work in groups to determine the answer. Also, they share with the class the various...
Curated OER
Number Flash Cards 1 to 10
Let a group of incredibly cute ladybugs help your youngsters learn and practice numbers one through ten. Each card features an image of ladybugs that matches the number on the card. Also included is a template for a wallet designed for...
Curated OER
Fractions, Decimals, and Percents Got You Down? "Tri" This!
Have your class design their own mathematical study aids. Learners collaborate in groups on the design of tri-fold presentation describing the relationships between mathematical computations. Then, they write a business letter to the...
EngageNY
Ratios and Unit Rates
This turn-key unit on ratios and unit rates walks through a 30-lesson unit on teaching proportional reasoning, with each lesson broken into detailed teaching notes and time allotments for all parts. An unbelievable resource when taken...
Curated OER
Sieve of Eratosthenes
Students discover the Sieve of Erathosthenes. They explore a method to find all the prime numbers in a group of numbers. Using models, students practice divisibility rules while examining the difference between prime and composite numbers.
Curated OER
Sorting And Classifying Numbers
In this recognizing a characteristic of numbers worksheet, students sort and classify numbers into two groups. Students solve 12 problems.
Curated OER
Odd and even
Learners play a game requiring them to select groups of odd or even numbers of objects with the aim of reaching a total which is an odd number. They carry out a more formal investigation of patterns in additions of odd and even numbers.
Curated OER
Computation with Fractions
Upper graders are introduced to the topic of fractions and percentages. In groups, they discuss real world situations in which fractions are present, and they complete a worksheet solving problems with common and uncommon denominators....
Curated OER
Using Square Tiles to Investigate Numbers
Fifth graders model and distinguish between prime and composite numbers. Students are paired up with another classmate to complete this lesson. Students are assigned different numbers to work with, they use square tiles to form as many...
Curated OER
Triangular Numbers Are Everywhere !
In this math worksheet, students observe that the triangular numbers are associated with the sums of consecutive natural numbers beginning with 1.
Lesson This!
Fraction Fruit
Discover the concept of fractions by using fruit as a model. Scholars discover fractions are part of a whole, similar to the pieces of fruit which are placed in front of them. They then cut up several different types of fruit and discuss...
EngageNY
Methods for Selecting a Random Sample
Random sampling is as easy as choosing numbers. Teams use random numbers to create a sample of book lengths from a population of 150 books. The groups continue by developing a technique to create samples to compare from two populations...
EngageNY
The Relationship Between Absolute Value and Order
Order up a resource on absolute value and order. The 12th installment of a 21-part module investigates the relationship between absolute value and the order of numbers on a number line. Scholars determine how the actual values and the...