Discover the wonder of words! Teach spelling and sentence construction by having children form words by linking 3 letter cards. Have them practice word skills on front, then read the sentences on the back. Self-checking cards create playful scenes, beginning words, and rhyming sentences. Great for school, home, or on the go. 56 two-sided cards, 3 1/8'' x 5 1/4''. Ages 3 & up.