Interactive Math, Science, English site

The BBC (British Broadcasting Company) has great programming and also supports an educational website, which hosts interactive math, science, and English games and activities. Try the science activities for interactive learning, which can immediately be followed by brief online quizzes over the activities just completed. Activities included target about third grade and up (including adults-I had a great time quizzing myself on lots of English and science facts!). Click to check it out http://www.bbc.co.uk/schools/ks2bitesize/