Prongo
Prongo.com has a section of games specially designed for children ages 3 to 6. Simple games, like the Fish World Game, center around creativity and getting the child used to using a computer mouse. Other games help children learn about the planets, basic shapes, mazes and matching pictures with words.
NickJr.
The NickJr. website features more than 130 games and puzzles designed for children ages 3 to 4. A number of games focus on letters, matching, numbers and shapes. Parents will find that they can easily sort the games by skill or by their child's favorite Nick Jr. character.
Fisher-Price
The Fisher-Price website features online puzzles, matching games and science games. It also offers a large selection of coloring pages, some of which are educational and feature shapes, letters, and numbers. Counting and phonics games allow your child to work on skills necessary for starting kindergarten.
Sesame Street
The Sesame Street website features interactive games for a 3-year-old that focus on letters, numbers, science and early reading skills. What stands out about this website is its focus on awareness about the world. Games center on topics such as health and safety, cultural appreciation, feelings and cooperating with others, for example. The games are colorful and feature characters children may recognize from the TV show.