NASA has developed a Buzz Lightyear site to help teach math and science.

I wouldn’t say it’s a great site for English Language Learners (though one of the “missions” is an “I Spy” game that would be helpful for vocabulary development), but it has some good acitivities for math and science.

I’m putting it on my Math page, which is used extensively by English Language Learners and special Education students at our school.