CYSD Math

1800 videos by topic! "The Khan Academy is a not-for-profit 501(c)(3) with the mission of providing a world-class education to anyone, anywhere. We are complementing Salman's ever-growing library with user-paced exercises--developed as an open source project--allowing the Khan Academy to become the free classroom for the World. "

Learn to read a ruler! This online game will help you learn to read a ruler. Fun and easy for both students and adults.

Free Library of Math Video Lessons

"In our virtual mall, you can play games, design ads, chat with customers and store owners, and much more. You'll learn key consumer concepts, such as how advertising affects you, how you benefit when businesses compete, how (and why) to protect your information, and how to spot scams. What better place to do it than at the mall!\n\nEach area of the mall focuses on a different topic. To enter, choose an area. In the mall, scroll over a store to find out more about it, then click to go inside. You can also use the Mall Map or the options at the bottom of the screen to navigate. "

English - Reading, writing and spelling and grammar skills can help you tell a story, share your ideas, write a letter and make sense of instructions. We use them everyday and they help us understand each other. Math - Why do numbers and formulas matter? In this section see how knowing about sums, averages, shapes, graphs and measurements can help you out with many tasks. Science - Want to know about how our world and all the things in it work? We look at materials, energy, light and sound; and, even observe humans, plants and animals in this section.

"Once students have developed conceptual understanding of the basic operations they need to develop fluency with the facts. One quick way to include daily practice and motivate students to master these basic facts is through the use of the Who Has? card decks."

Hundreds Chart math activities and links

National Council Teachers of Mathematics collection of interactive acitvities