Learning To Spell Becomes Fun And Easy With Match It! 4 Letter Words. These Colorful Four Letter Puzzle Card Sets Provide Children With A Great Introduction To Spelling And Will Help To Expand Their Vocabulary. They Will Learn To Spell By Associating The Object With The Word And Correctly Assembling The Puzzle Pieces. The Puzzle Pieces Are Self-Correcting So Only The Right Spelling Goes Together! Set Includes 20 Puzzle Sets. Recommended For Ages 4 Years Plus.