Illustrative Mathematics
Overlapping Squares
The objective of this activity is to find the percent of the area of a two squares overlapping. Mathematicians find the ratio of area for the part that overlaps to the rectangle formed. The final answer is a percent as a rate per 100....
Los Angeles County Office of Education
Assessment for the California Mathematics Standards Grade 5
Test young mathematicians' knowledge with an assessment aligned to California's fifth grade state standards. The exam covers a multitude of concepts including fractions and decimals, positive and negative numbers, measurement; and...
Collège Saint Charles Garnier
Coordinating Conjunctions (FANBOYS)
For, and, nor... Spend some time getting coordinating conjunctions just right with your class. Included here are three exercises to practice using these seven connecting words correctly; each worksheet includes a fun image and plenty of...
Curated OER
Build A Skittles Graph
Students explore graphing. In this graphing lesson, students sort Skittles candies and use the color groups to create a bar graph. Rubrics and extension activities are provided.
Curated OER
Environmental Education/Water Pollution
Fifth graders play a game in which they list as many environmental issues or terms in alphabetical order. They brainstorm ways they can save the environment and create a mural that displayed research found from the internet and Encarta.
Oswego City School District
Regents Exam Prep Center: Truth Value of Open Sentences
What happens when there is not enough information to solve a problem? Find out at this test prep site, how missing information or "open sentences" can change the value or truth of a math equation. Practice understanding and applying this...
Oswego City School District
Regents Exam Prep Center: Practice With Order of Operations
If you need a place to practice applying the order of operations this is it. A nice feature here is that you can click on the answer and also see a step-by-step listing of how to correctly solve each problem.
Oswego City School District
Regents Exam Prep Center: Negation: Not
Use this website to help you hone your critical thinking and math-problem solving skills. Learn what "Negation," is and how it applies when you are working on mathematical problems and sentences.