Illustrative Mathematics
Plastic Building Blocks
Let's build a castle! Dennis and Cody have big plans, but do they have enough blocks between the two of them to accomplish their goal? A great context that requires students to add and compare mixed numbers. Encourage the use of pictures...
Illustrative Mathematics
Calculations with Sine and Cosine
Practice makes perfect and perfecting those trigonometric functions are vital in trigonometry. The task requires evaluating cosine and sine values at common degree measures before looking at the results. Is there a pattern when the...
University of North Carolina
Latin Terms and Abbreviations
N.B.. cit., n.b., viz., sc., inf. e,g,—these abbreviations frequently appear in academic papers and on works cited lists, but what do they mean? Part of a larger series to improve writing skills, the handout on Latin terms and...
Illustrative Mathematics
Making 22 Seventeenths in Different Ways
There is more than one way to determine a sum. Scholars demonstrate their understanding of the decomposition of fractions similar to the decomposition of whole numbers. The short task requires pupils to determine which sums of fractions...
Curated OER
Using To, Two, and Too
Introduce your youngsters to some of the most easily confused words: to, two, and too! After each word is defined and examples are provided, a short practice opportunity allows you to assess your class's understanding of the words. A...
Road to Grammar
Confusing Words
You bathe in a bath, and you might advise someone by giving advice, but how do you tell the difference between these commonly misused words? This page provides 10 sets of words that sound or look similar, but have different meanings....
Curriculum Corner
Fry Word Strips
Five sets of word strips make up a printable that showcases the commonly used Fry Words. Each page consists of three strips that displays 10 words.
Willow Tree
Factoring
Build an understanding of factors and use it to write the prime factorization of numbers. After exploring key vocabulary, learners create prime factorization for given numbers. They then use the prime factorizations to determine the...
Cloud Front
Factoring Worksheet
If you're searching for a worksheet that covers all things factoring look no further. The worksheet covers factoring out a GCF, factoring by grouping, trinomials, and difference of squares. And the best part? The answers to the main...
Corbett Maths
Adding Algebraic Fractions
The process requires the combination of several concepts. A video shows how individuals need several concepts to add rational expressions. Pupils must remember they need to find common denominators, combine like terms, and use the...
K20 LEARN
Decomposers—Fraction Style: Fractions
"What are fractions composed of?" is the essential question of a lesson designed to enhance understanding and strengthen the foundation of adding fractions. Mathematicians start by discussing what makes an equation true or false, then...
EngageNY
TASC Transition Curriculum: Workshop 15
What do a cheetah, Audi commercial, and air have in common? They're all topics of an engaging inquiry-based, hands-on workshop for educators about background knowledge, reading strategies, the CER model, and argumentative writing. The...
Curated OER
Which is Closer to 1?
A seemingly simple question that reveals a lot about a student's understanding of fractions. In finding an answer, learners compare fractions with different denominators that are both greater and less than one. No number line is...
Concord Consortium
The Line and the Ellipse
What do a line and an ellipse have in common? Maybe zero, one, or two points! Learners consider the equation of an ellipse and a line to determine if their graphs have any shared points. They then write a system of equations, including...
Mathematics Assessment Project
Representing Functions of Everyday Situations
Functions help make the world make more sense. Individuals model real-world situations with functions. They match a variety of contexts to different function types to finish a helpful resource.
University of California
Euclidean Geometry
Go back to where it all began! Investigate how axiomatic systems and Euclidean geometry are based on undefined terms, common notions, postulates, and propositions by examining passages from Euclid's Elements. (Social studies teachers...
Walt Disney Company
Elizabeth Started All the Trouble
Elizabeth Cady Stanton was a famous suffragette that paved the way for equal rights for women. Readers respond to before, during, and after reading questions based on her story. The resource is a great addition to a lesson during Women's...
British Council
Unit 8: Proofreading
Plagued by punctuation or stymied by spelling? Lesson eight in a nine-part series of career education and skills activities introduces the importance of proofreading. Learners categorize common writing errors and construct error-free...
Scholastic
Study Jams! Compare Fractions & Mixed Numbers
Follow along with RJ from the Study Jams! crew as he walks step-by-step through the process for comparing fractions with unlike denominators. Starting with finding the least common denominator, the presentation goes on to demonstrate how...
K12 Reader
Finish the Proverbs and Adages
How many common idioms do you know? Test your knowledge with a set of ten phrases to complete. The idioms range in difficulty level, making it a good challenge for even advanced readers.
Curated OER
Express Yourself Lesson Seed 15: Theme
Build understanding of theme with an activity designed for The Cay and the Common Core. Small groups or pairs use graphic organizers to determine themes, find and record related details from the text, and formulate theme statements. In...
Crafting Freedom
George Moses Horton: Slavery from a Poet's Perspective
After reading about the life of George Moses Horton, the first slave to publish anti-slavery poetry, learners will recall his major accomplishments, provide a summary of the obstacles he faced, and identify common aspects of the...
KOG Ranger Program
Leading Causes of Wildfires in Oregon
You've heard of "wildfire season," but what types of weather and conditions lead to increased wildfires? Young firefighters learn about common sources of wildfires, safe ways to clear debris near their homes, and the most effective ways...
EngageNY
From Circle-ometry to Trigonometry
Can you use triangles to create a circle? Learners develop the unit circle using right triangle trigonometry. They then use the unit circle to evaluate common sine and cosine values.