PBS Kids by Amanda Sullivan http://pbskids.org/games/alltopics.html
The web page is directed for students.
The games offered to help sharpen the following areas are: ELA games - reading, alphabet & letter, rhyming, literacy, spelling, vocabulary, word, problem solving, & memory; Math games - numbers, counting, measurement, matching, puzzles, shapes, & estimation; Science games - physics, earth day, nature & environment, animal, health & healthy eating games; etc.
My favorite ELA game: Dinosaur field guide – (subpage of Literacy games) - Numerous types of dinosaurs X-rays Facts
My favorite Math game: Crack Digit's code - (subpage of Math games) - Figure out the code using the key Upon submission, instant feedback
My favorite Science game: Mix and paint - (subpage of Science games) - Can make numerous colors by mixing Paint/fill each cartoon picture
It’s FREE!
References Bing Images. Online source retrieved from http://www.bing.com/images/search PBS kids. Online source retrieved from http://pbskids.org/games/alltopics.html