Curated OER
Solving Algebra
In this algebra worksheet, students define greatest common factors, least common factors and solve word problems dealing with GCF and LCM. There are 10 questions with an answer key.
Curriculum Corner
Fraction Brochures
Make fractions fun and interesting by using a brochure form. Young mathematicians practice and gain a better understanding of how to add and subtract fractions, simplify fractions, and find LCD (least common denominator). The resources...
American Museum of Natural History
Endangered Species Game
Multiple factors affect the survival of endangered species. A hands-on activity has learners explore those factors. They play a board game that highlights factors such as human influence, habitat availability, and new species introduction.
Houghton Mifflin Harcourt
Unit 4 Math Vocabulary Cards (Grade 3)
Bring a set of 19 math vocabulary cards to your third grade math class. Each sheet contains two cards. The top half has the vocabulary word printed in bold text, while the bottom half has the definition of the word. Card topics...
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...
Virginia Department of Education
Scientific Inquiry: Measurement/Data
While pupils design their own lab experiments, they will not form a new species. Scholars take their materials and design an experiment regarding reaction rates.
Mathematics Vision Project
Probability
Probability, especially conditional probability, can be a slippery concept for young statisticians. Statements that seem self-evident on the surface often require a daunting amount of calculations to explicate, or turn out to be...
Discovery Education
Perfectly Decomposed!
We all know someone who won't eat the banana with a brown spot, the grape with a dimple, and the apple with a bruise. Scholars use different fruits to explore what happens when fruits really start to decompose. They set up an experiment...
NY Learns
Geography of the Fertile Crescent by ECSDM
Using Google Earth, a vocabulary assignment, and map handout, your class members will outline the Fertile Crescent in Mesopotamia and identify the source of the Tigris and Euphrates rivers. They will then complete graphic organizers...
Bowland
110 Years On
How many great, great grandchildren can one have? Scholars estimate the number of descendants a woman can have after 110 years. They use information about the average number of children per family and life expectancy to make this estimate.
Annenberg Foundation
Contested Territories
United States expansion into Western territories impacted much more than just lines on a map. The seventh installment of a 22-part series about America's history puts scholars into the lives of those making the journey westward as well...
Teach Engineering
Building an Electromagnet
Your pupils can build their own electromagnet — awesome! The culminating activity in an eight-part series challenges groups to design and build their own electromagnet. The goal of the activity is to build a magnet capable of picking up...
Teach Engineering
Microbes Know How to Work!
Scholars harness the power of microbes with an engaging activity that uses yeast to break down sugar in water. Multiple setups of the same experiment lets learners determine which temperature results in the fastest rate of...
University of California
The Civil War: Emancipation
Investigate and analyze Abraham Lincoln's Emancipation Proclamation using primary and secondary sources. The sixth installment of an eight-part series analyzes the meaning of Lincoln's document in relation to its impact on the Civil...
The New York Times
Kiev in Chaos: Teaching About the Crisis in Ukraine
Provide a historical context for the political unrest between Russia and Ukraine that began in late 2013. Learners review their prior knowledge and chronicle new understandings with a KWL chart, watch a video explaining the Ukrainian...
PBIS World
Behavior Specialist Referral Form
Make sure your school's behavior specialist is well-informed by filling out this form when you refer an individual to him or her. The form provides a checklist of behaviors, an academic checklist, and a list of environmental factors to...
Curated OER
Quadratic Equations with Negative Discriminate
Solve polynomial equations of degree using different theorems and apply the zero factor theorem for unknown numbers in a quadratic equation. Also use the discriminate to find out the kind of solutions to given quadratic equations shown.
Curated OER
Napier's Rods
Young mathematicians explore the concept of multiplication using Napier's Rods. They use Popsicle sticks to create a 3D model of Napier's Rods. Pupils multiply multiple digit numbers using Napier's Rods.
Curated OER
Factoring
Ninth graders factor equations and find prime numbers. In this algebra lesson, 9th graders find the factors and prime factors of a number using multiples and relatively prime numbers.
Curated OER
Multiples Worksheet (1 of 2)
This is a progressive introductory assignment on determining the least common multiple of pairs of numbers. First, eight numbers are listed for learners to simply practice writing multiples for. They write down the first six multiples...
Curated OER
What Are You - Prime or Composite
Learners explore the concept of prime factorization. In this prime factorization lesson, students participate in an activity where they find the prime factorization and greatest common factor of a number derived from their name. Learners...
Curated OER
Multidigit by One-Digit Multiplication
Third graders explore multiplication skills. In this multiple digit multiplication lesson, 3rd graders explore visual examples multiplying multiple digit numbers by 1-digit numbers. Students also practice solving problems that their...
Curated OER
Pascal's Triangle
Students study Pascal's triangle. They construct their own version of Pascal's triangle, and relate some of the uses for it. While working through this process, students practice their integer multiplication and division skills.
Curated OER
Revolutionary Tea Parties and the Reasons for Revolution
Eleventh graders list some tea party protests other than the Boston Tea Party, then state some possible reasons behind the tea protests. They explain the connection between the Boston Tea Party, other tea parties, and events that...