This site is meant to: Find dictionary words for crossword puzzles, code words and word games like Scrabble®, Upwords® and Words With Friends.
But I can see that it might have a practical application for homeschoolers. Can you find and write words that have the CH at the beginning of it, or whatever other sound you are teaching a child.
Or if writing a poem, to find words that rhyme and such like.
the potential intrigues.