Here we have some pages that may be useful to use with your students.

Fakebook:

In this page your students can do a "Role Play" using the information of their favorite idols, this will help them to improve their grammar skills but you have to be aware when your students use this page. 

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StarFall.Com:

In this site children can improve all their skills (Listening, Speaking, Reading and Writing) with the help of  the resources that the site contains.

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Blabberize.Com:

Here  the students can have a lot of fun creatring their own avatar and personalizing it with their voice. Which is of great help to develop their speaking skills.

Click Here

StoryJumper.Com:

In this site students can create their own story and it's very useful because it stimulates their imagination and at the same time they use their writing skills.

Click Here