Curated OER
The Original's Sins
Are history textbooks plagiarized? The New York Times article, “Schoolbooks Are Given F’s in Originality,” looks at this question and forms the basis for a lesson on textbooks and plagiarism. The very detailed plan includes resource...
Illustrative Mathematics
Trigonometric Ratios and the Pythagorean Theorem
Take an alternative route with trigonometry and let learners connect a tweaked version of the pythagorean theorem to the original in terms of triangle sides. The assignment leads participants towards deriving the Pythagorean identity...
Poetry4kids
How to Write a Cinquain Poem
A lesson challenges scholars to create a cinquain poem. Writers begin by choosing a topic and brainstorm details, then compose their original poem making sure to count syllables.
Curated OER
The Story of the Candy Cane
In this reading comprehension worksheet, students read about the origin of the candy maker's candy cane and color the candy canes. Students retell the story and color 1 candy cane.
Curated OER
Sin x = x/100
In this trigonometry instructional activity students determine the number of solutions for the problem sin x = x/100. The one page instructional activity contains one problem with solution.
Curated OER
Worksheet 25
In this math worksheet, students draw a graph of functions on a polar graphing system. They graph two functions by first plotting them on the vertical axis as a function of a given angle, then by plotting them at a radial distance from...
Prestwick House
The Kite Runner
Khaled Hosseini's The Kite Runner captivated the minds and hearts of readers when it was published in 2003. Review the key details, characters, and quotes from the novel with a straightforward crossword puzzle.
Curated OER
Functions
In this function worksheet, students solve 4 different types of equations related to functions. First, they determine a particular solution to the low pass and plot the input and output of the same axes and compare. Then, students...
Illustrative Mathematics
Sum and Difference Angle Formulas
Need practice deriving trigonometric angle formulas? With this worksheet, pupils derive the sum and difference formulas for cosine and tangent and the difference formula for sine. Scholars use the sine sum formula and other known...
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...
Illustrative Mathematics
Finding Trig Values
Let's keep trigonometry simple. When given a cosine ratio, learners must use the clues about the quadrant to determine the sine and tangent ratios. The answer key has a complete worked-out solution to help guide pupils through the problem.
Illustrative Mathematics
Exploring Sinusoidal Functions
What effect does changing a parameter have on the graph of a trigonometric function? Pupils use a Desmos applet to explore the general sine graph. They experiment changing different parameters and record the resulting change of the...
Curated OER
Sum and Difference angle formulas
Learners use the sum angle formula for sine to derive the sum and difference formulas for cosine and tangent. The level of difficulty is quite high. Learners must be familiar with trigonometric identities as well as the characteristics...
NPR
This Isn't Right: A History of Women in Industry
Women were in the workplace long before Rosie the Riveter pushed up her sleeve. Learn about the working options available to women during the Industrial Revolution, the Progressive Era, and the Great Depression with a lesson that prompts...
Curated OER
St. Augustine's Confessions by St. Augustine
In this online interactive reading comprehension worksheet, students respond to 13 multiple choice questions based on St. Augustine's Confessions. Students may submit their answers to be scored.
Curated OER
A Separate Peace by John Knowles
In this online interactive reading comprehension learning exercise, students respond to 7 short answer and essay questions based on A Separate Peace. Students may also access an online quiz on the selection using the link at the bottom...
Gateways
Teaching the Easter Story
If you are looking for a secular approach to teaching about Easter, this may just be the resource for you. Pupils read a paraphrased text depicting the last supper, arrest, and crucifixion of Jesus Christ as told in the Bible, while also...
EngageNY
Awkward! Who Chose the Number 360, Anyway?
Don't give your classes the third degree. Use radians instead! While working with degrees, learners find that they are not efficient and explore radians as an alternative. They convert between the two measures and use radians with the...
EngageNY
Mid-Module Assessment Task: Pre-Calculus Module 4
Challenge scholars to show what they know about properties and addition and subtraction formulas for trigonometric functions. The resource provides a mid-unit check on the progress toward mastery of trigonometric concepts. The areas...
EngageNY
Complex Numbers and Transformations
Your learners combine their knowledge of real and imaginary numbers and matrices in an activity containing thirty lessons, two assessments (mid-module and end module), and their corresponding rubrics. Centered on complex numbers and...
EngageNY
What Is a Trigonometric Identity?
Protect yourself from identity theft! Establishing a strong understanding of the Pythagorean identity allows learners to prove that sine^2x + cos^2x = 1. They then use the identity to find sine or cosine ratios given the other.
Curated OER
Worksheet 7: Slope and Tangents
Providing both review and practice problems, this worksheet prompts students to answer five questions having to do with slope, tangents lines, graphing, the Squeeze Theorem, differentiable functions and derivatives. This activity could...
EngageNY
An Area Formula for Triangles
Use a triangle area formula that works when the height is unknown. The eighth installment in a 16-part series on trigonometry revisits the trigonometric triangle area formula that previously was shown to work with the acute triangles....
Curated OER
The Gay '80s, '90s and '00s
After reading and discussing a news article from the New York Times regarding gay and lesbian issues of the last thirty years, students engage in several activities to explore current events. They create a timeline, either electronically...