The New York Times
News and News Analysis: Navigating Fact and Opinion in the Times
Help your class understand the difference between fact and opinion by exploring the New York Times homepage and articles. In pairs or small groups, pupils complete a scavenger hunt, answering the provided questions. Next, discuss the...
Illustrative Mathematics
Kiri's Mathematics Match Game
Learning math is so much more fun when it involves playing games. Following the rules of the classic game Memory, young mathematicians flip over two cards at a time as they look for numbers whose sum or difference is equal to the value...
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...
Illustrative Mathematics
An Integer Identity
Challenge algebra learners to use the difference of cubes to solve this problem. Once your charges have taken out the factor (a - b), combined the like terms and set them equal to zero, the problem becomes a factorable quadratic...
Illustrative Mathematics
Identifying Rational Numbers
Eight different numbers are listed for mathematics masters to analyze. They simply tell if each number is rational or irrational. They can also explain their reasoning. A simple and straightforward learning exercise that is a handy tool...
Curated OER
Hoot: Concept/Vocabulary Analysis
Augment your unit on Carl Hiaasen's Hoot with a series of activities about the environment, civil disobedience, making an impact in the world, and growing up. A list of literary concepts and themes helps you to write your lessons to...
Curated OER
Hand Span and Height
Is there a relationship between hand span width and height? Statisticians survey each other by taking measurements of both. A table that can hold data for 24 individuals is printed onto the worksheet, along with questions for analysis....
Shmoop
ELA.CCSS.ELA-Literacy.L.11-12.6
Here's an exercise designed for the Common Core Literacy Standard L.11-12.6 that asks learners to demonstrate their ability to put together all they have learned about language. The first activity is based on a passage from Rosencrantz...
NumberNut
Number Nut: Subtracting More Than Two Values
Get the facts on how to subtract more than two values in this short subtraction lesson. This lesson offers step-by-step examples, suggested strategies and shortcuts, and links to related interactive games. Both games are fast-paced and...
NumberNut
Number Nut: Subtracting Through Twenty
Review or learn the basics of single-digit subtraction in this concise lesson that has related vocabulary and strategies for solving subtraction problems. This lesson includes lots of examples and links for two interactive subtraction...