Curated OER
Math Prefixes
Learners use a dictionary to gather appropriate information for writing simple definitions. They recognize prefixes that relate to numbers, such as mono-, bi-, and tri-. Pupils use their creative abilities to extrapolate new words to...
Curated OER
Rationals
For this rational numbers worksheet, 9th graders solve 14 various types of problems relating to rational numbers that include simplifying each equation and reducing to lowest terms to using the order of operations to simplify equations....
Curated OER
The History of Mathematics
Research the interrelationship between math and science.  Search the Internet to discover the history of several branches of mathematics and make text-to-world connections between the concepts covered in each branch with related...
K12 Reader
Expressions with Parentheses
Introduce your class to the order of operations. Included here is a reading passage that explains the concepts and provides an example and five related questions for individuals to answer.
NTTI
Putting Together Ten
Groups explore sets of 10 items in two varieties (i.e. 3 white buttons and 7 black ones, or 5 bears and 5 bunnies). They brainstorm about their objects, write math sentences to represent what they have, and report their discoveries...
Curated OER
Integers
In this integers worksheet, 9th graders solve 16 different types of problems that include writing an integer to represent statements, arranging integers from least to greatest, and using integers to write mathematical expressions. They...
Curated OER
Problem Solving Model
Use a vocabulary chart to introduce math functions. The class defines a list of mathematical vocabulary terms on a worksheet, as well as completes equations and expressions. They examine word problems and practice transcribing them into...
DK Publishing
Addition: Count and Color, part 3
Approach addition with sets of objects to show scholars the operation visually. There are four sets of images here arranged as addends in an addition number sentence. Learners count them and color in the total in a final set. All answers...
Curated OER
Math Vocabulary Maze
In this math maze worksheet, students navigate their way through a maze using clues and spelling out math vocabulary words. A reference web site is included for additional activities. 
Curated OER
What's the Best Deal?
Students explore number sense by solving consumer math problems. In this pattern identification lesson, students analyze a list of numerical and geometric patterns while predicting the future outcome. Students utilize inference skills to...
Pennsylvania Department of Education
Use Order of Operations to Evaluate Expressions—No Grouping Symbols
Students identify and explain different types of data collection and graphs. In this graphs and data collection instructional activity, students record their observations of a variety of data collection tools and graphs displayed in the...
Curated OER
Learning Unit: The Pythagorean Theorem
Middle and high schoolers research the life of Pythagoras and the Pythagorean theorem. They write a short biography of Pythagoras and learn to apply the theorem in their study of right triangles.
Curated OER
Oral Language in Mathematics
Third graders examine fractions by descriptively writing about them. In this number sense lesson, 3rd graders read number sentences and compare fractions based on their size. Students explain fractions to a friend by writing a friendly...
Curated OER
Mixing Mixed Numbers Art/Creating Fractions
Third graders explore number values by participating in class math activities. In this fractions lesson, 3rd graders collaborate with classmates to discuss the technique of adding mix numbers while utilizing paper plates to help...
Curated OER
Aboriginal Statistics
Fourth graders analyze statistics of Native Americans by creating graphs.  For this data analysis lesson, 4th graders define different statistical terms and practice finding those statistics from groups of numerical information...
Curated OER
Using Multiplication to Solve Word Problems
Students explore math functions by solving word problems in class. In this multiplication lesson, students utilize colored cubes and base blocks to visualize multiplication problems. Students identify the multiplication values within...
Centre for Education in Mathematics and Computing
Roots and the Pythagorean Theorem
In this roots and the Pythagorean Theorem learning exercise, learners solve 15 different types of problems related to square roots and applying the Pythagorean Theorem. They first determine the square root of each number and then, the...
Curated OER
Introduction to Magnetism and Electronics
Students are introduced to the concepts of magnetism and electronics.  As a class, they walk through the steps of the scientific method and define new vocabulary.  In groups, they are given a bag of objects and they are to separate them...
Curated OER
Funtastic Fractions
Students discover fractions by creating models. In this fractions lesson, students read Give Me Half! by Stuart J. Murphy and view a video about what fractions actually represent. Students divide a square piece of paper a certain amount...
Curated OER
Let's Trade
Second graders engage in a lesson which focuses on adding two-digit numbers and the regrouping process. They identify when the regrouping process is necessary and make appropriate "trades" to complete an addition problem.
Curated OER
Geo Jammin' By DeSign - Day 3, Lesson 15: The Quiltmaker's Gift
Learners listen to a read aloud of The Quiltmaker's Gift by Jeff Brumbeau finding examples of symmetry in the illustrations in the book.
Curated OER
Numeracy Lesson Plan: Reception
Students examine number sense by participating in identification activities. For this number value lesson, students practice counting from 1-10, identifying number flash cards, reading clocks and multiplying basic numbers. Students...
Curated OER
Geo Jammin' By DeSign - Day 3, Lesson 12: Jammin
Pupils review definitions of word wall words using songs, movement and sharing.