Fourth Graders are tested heavily on their spelling. This site will test your child to see how well they can spell certain words. Even though learning is on the last of most fourth graders's minds, but gaining a larger vocbualary will help fourth graders understand books and future reading! Yes, this will more than likely not be intersting for 10 year olds, but practicing your spelling and being able to complete your homework by learning how to spell more difficult words. Doing this allows more time to play outside and do other actvities!