There are many sites on the internet that provide kid-friendly games. It's just a matter of finding the right game for any particular child. Online games can be interactive, educational and entertaining all at the same time.
There are educational games online that can teach a wide variety of skills to children and adults alike. For example, online your child can play several short vowel sound games. Reading Eggs, Hooked on Phonics and Starfall all offer a variety of interactive short vowel sound games. Many parents even use these programs as a core curriculum for homeschooling. Reading Eggs offers a 14 day free trial so parents and students can try before they buy.