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- Get an overstock coupon 20% off in 2015
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Great tool to help with all math subjects

Ce site propose de résoudre vos problèmes mathématiques online et avec les étapes de résolution !

Excellent simulation for science and math

18 online animated books for Listen and reading comprehension. When in listening mode, the text is highlighted. Browsers with magnification can enlarge the text. More activties for language, math, etc. Teachers should preview for younger students as the interface is a different (and flash based).

KidsNumbers.com is the absolutely free math resource designed by teachers, specifically for students and children of all ages. A place where students can practice all aspects of math, including addition, subtraction, multiplication, and division, in a fun and pressure free way.
Math Foundations is a cutting edge, free 12 week program that will help build the foundation your student need to do well in Kindergarten.
Teachers - Use the Free Worksheet Generator To Create Customized Worksheets!

This fun collection of booster activities have all been carefully chosen and designed as a result of the Athena research project which identified specific areas of maths development where pupils were under achieving. With thanks to Athena for all their work enabling this important resource to be developed.
The activities and resources included are as follows:
· Area & Perimeter
· Checkout Challenge
· Co-ordinate Shapes
· DigitWize
· Division Bingo
· Fractions
· Matchstick Patterns
· Matchstick Sequencing
· Measures
· Mental Gym
· Negative Numbers
· Percentages
· Shapes
· Symmetry
· Trainers Challenge
· Weather Station
· Weigh It Up
For teachers who may wish to bypass the game, each of the activities can be directly accessed from the menu bar at the bottom of the screen.

……秒針急急忙忙的去撥動每一根短棒，使它們產生意義。然後分針慢吞吞的做同樣的事，使那些短棒產生另一種意義。三種針的位置和關係不斷變更，在錶面上切割出許多角來，夾住那不可捉摸的時間。……（摘自作文七巧：P86）

定點數運算常用於 embedded systems 中，因為大部分低階的 MCU （例如： 8051, PIC, AVR 等）開發環境雖提供浮點運算，卻是軟體模擬的，除了慢，還明顯佔用原本就少得可憐的記憶體空間。 C/C 語言雖無定點數運算專用語法，程式員卻可通過手動調整，有效以整數運算完成相同效果。

The Prisoners' Dilemma as an interactive game. What should you do? Try it out. Can you find a successful strategy? A better one? A best one?

Fun interactives for science,social studies, and more. If you see something you want linked directly for students, let me know.

Great page of math games focusing on math facts, counting,patterns, geometry,measuring,and more. Teachers look for the link "Click Here" see see activity descriptions.

This is a collection of 1179 bit-mapped, 12-point, transparent images of mathematical letters and symbols, suitable for display on a web page. The bit maps attempt to resemble standard fonts used by the LaTeX typesetting program. Each image is provided in

Si seulement on nous avait expliqué de cette manière à l'école la nature de la constante mathématique "e" !