Área y Volumen de un Paralelepípedo

Sólidos Platónicos

Para los que gustan de la matemática y saben inglés

http://www.ixl.com/

IXL is easy to use, so students can concentrate on practicing their math skills. Before you get started, take a minute to become familiar with the main components.

What is IXL?

IXL is a Web-based educational tool that makes practicing math fun. Students can take on challenges that help them master the skills necessary to perform up to their state'sstandards. With unlimited practice problems and over 2,000 topics, students never get bored!

In addition to the unparalleled practice opportunities, IXL also offers a powerful reports component that teachers and parents can use to monitor student progress closely.

Fraciones. Plantillas con GeoGebra

Fracciones en la recta numérica

http://www.geogebratube.org/material/show/id/5594

Multiplicación de fracciones

http://www.geogebratube.org/material/show/id/9860

Suma de fracciones propias

http://www.geogebratube.org/material/show/id/9852

Números mixtos y fracciones impropias

http://www.geogebratube.org/material/show/id/9864