Discover the wonder of words! Teach spelling and sentence construction by linking letter cards to form words. Practice word skills on front, then read the sentence on the back. Self-checking cards create playful scenes, beginning words, and rhyming sentences. Durable, no-see-through cards. Great for school, home, childcare, and travel. 56 two-sided cards, 3.125" x 5.25". For ages 3 and up.