EngageNY
Wishful Thinking—Does Linearity Hold? (Part 1)
Not all linear functions are linear transformations — show your class the difference. The first instructional activity in a unit on linear transformations and complex numbers that spans 32 segments introduces the concept of linear...
EngageNY
Wishful Thinking—Does Linearity Hold? (Part 2)
Trying to find a linear transformation is like finding a needle in a haystack. The second lesson in the series of 32 continues to explore the concept of linearity started in the first lesson. The class explores trigonometric, rational,...
Virginia Department of Education
Rational Expressions
Demonstrate the progression of operations with rational expressions through a multi-day lesson, equipped with worksheets for each day. High schoolers develop the concepts needed to perform operations with rational expressions....
EngageNY
Distance on the Coordinate Plane
Apply the Pythagorean Theorem to coordinate geometry. Learners find the distance between two points on a coordinate plane by using the Pythagorean Theorem. The vertical and horizontal change creates a right triangle, which allows...
Virginia Department of Education
Special Right Triangles and Right Triangle Trigonometry
Right triangles are so special! Use special right triangles to discover the trigonometric ratios. Pairs construct special right triangles and find the values of the ratios of the sides. In the process, they discover the ratios stay the...
Virginia Department of Education
Curve of Best Fit
Which function models the data best? Pupils work through several activities to model data with a variety of functions. Individuals begin by reviewing the shapes of the functions and finding functions that will fit plotted data points. By...
Stanford University
Beyond Vietnam
On April 4, 1967 Martin Luther King, Jr. delivered his speech "Beyond Vietnam." The controversy that followed is the focus of a three-lesson unit that asks class members to consider the political and social implications of King's...
Beverly Hills High School
Napoleon: What Would You Do?
Begin a study of Napoleon Bonaparte and the French Revolution by presenting class members with 10 situations that Napoleon would face as he rose to power. Individuals select one of three options for each scenario that represents what...
Beverly Hills High School
French Revolution Word Bank
Vive la résistance! Provide young historians with a list of important people and events during the French Revolution and Napoleonic periods.
Curated OER
African-American Soldiers After World War I: Had Race Relations Changed?
Students utilize an online database to conduct research and analyze the conditions for African-Americans before and after World War I. They consider the role of the 92nd and 93rd divisions in affecting social change.
Curated OER
Antonyms 2
Explore 10 different antonyms with this vocabulary development worksheet. High schoolers explore words like amnesty, charity, and motley. The answer key is particularly helpful, as each word option is defined.
Illustrative Mathematics
Rational or Irrational?
Is 4 plus the square root of 2 rational or irrational? After your class has gained a basic grasp of rational and irrational numbers, use this worksheet to push them a little further in their understanding. Learners must identify sums and...
Mathematics Assessment Project
Generalizing Patterns: The Difference of Two Squares
After completing an assessment task where they express numbers as the difference of squares (i.e., 9 = 5^2 – 4^2), class members note any patterns that they see in the problems.
Mathematics Assessment Project
Estimating Length Using Scientific Notation
Would you rather have a million dollars or 1 x 10^6 dollars? To find the answer to this question, class members first complete an assessment task converting numbers between decimal notation and scientific notation. They then take...
Constitutional Rights Foundation
History of Immigration From the 1850s to the Present
The Statue of Liberty may embrace the huddled masses of the world, but has American society always joined in? After young historians read a passage about the history of American immigration in the 19th and 20th centuries, focusing on...
Education Development Center
Rational Exponents
It's rational to root for your class to learn about exponents. Scholars study rational exponents by reading a fictional dialogue between classmates. They analyze the conversation to understand the connection between rational exponents...
Cornell University
Catapults
Ready, aim, fire! Launch to a new level of understanding as scholars build and test their own catapults. Learners explore lever design and how adjusting the fulcrum changes the outcome.
Howard County Schools
To Babysit or Not to Babysit?
Would you work for a penny today? Use this activity to highlight the pattern of increase in an exponential function. Scholars compare two options of being paid: one linear and one exponential. Depending on the number of days worked, they...
Mathematics Vision Project
Module 8: Modeling With Functions
Sometimes there just isn't a parent function that fits the situation. Help scholars learn to combine function types through operations and compositions. Learners first explore a new concept with an introductory activity and then follow...
Curated OER
English Vocabulary Skills: AWL Sublist 8 - Exercise 3b
In this online interactive English vocabulary skills instructional activity, students answer 10 matching questions which require them to fill in the blanks in 10 sentences. Students may submit their answers to be scored.
Curated OER
English Vocabulary Skills: AWL Sublist 8 - Exercise 3c
In this online interactive English vocabulary skills worksheet, students answer 10 matching questions which require them to fill in the blanks in 10 sentences. Students may submit their answers to be scored.
Curated OER
How Simple Is Your Rational Expression?
Investigate simplifying rational expressions. Learners define rational expressions, review how numerators and denominators are polynomials and complete several problems using a checklist to ensure they don't skip any steps. Work can be...
Curated OER
U.S. History Worksheet #74
How did politics play out during the Reconstruction Era? Historians utilize a word bank of 10 terms or phrases to answer 10 fill in the blank questions about the nation's post Civil War history, focusing on Presidents Lincoln and...
Curated OER
Atoms and Chemical Bonding
An online resource, this worksheet has your chemistry learners complete four data tables with information about atoms and chemical bonds. The first table addresses atomic number and mass, as well as numbers of protons, neutrons, and...
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