Founded in late 2003 and heartquartered in France, we are **non-profit** and **independant**.

We believe in the open web, think internet services should be sustainable, build for the long term.

While we are re-launching the service, we only accept new members through invitation.

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This website offers motivational and interactive class activities to learn more about 3D shapes. It also shows how to calculate surface area and volume, as well as other mathematical properties about the 3D shapes. Specific topics include surface area and volume, platonic solids, Euler's Theorem, and several others. The Test Your Skills link provides an interactive quiz complete with photos, illustrations, and animations. The About This Interactive link provides standards, goals, lesson ideas, and more.

"Interactives" provides educators and students with strategies, content, and activities that can enhance and improve students' skills in a variety of curricular areas.

A teacher's blog about strategies to help share ideas for teaching high school math concepts to students whose skills are still below grade level.

Lesson Plans and activities for High School and some Middle School Math. Some activities look good for differentiation. Mainly for Algebra but other math subjects available.

Excellent site for older students to practice math skills. Only drawback is that money uses the British pound currency.

Mnemonic: n. A device, such as a formula or rhyme, used as an aid in remembering. Provides a list of Memory aids for math formulas, concepts, operations, and more.

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