The BBC has recently added some new games to their Schools website. They’re good, but I wouldn’t necessarily say they are their best, so I won’t be adding them to any of my “The Best…” lists. They do provide some audio for the text, though, so they could also be engaging to English Language Learners:

Bitesize Science MI High

Bitesize Bamzooki Math

Bitesize Sarah Jane Adventures Science

Bitesize English Trapped