Age 4+ Flip Cards. Watch toddlers flip through these calendars with words from some of kids favourite early topics. Easy-to-hold and store, our Wordopedia flip cards are must-have learning tools for toddlers. Made from comfortable, sturdy material. Contains three-letter words that are easy to pronounce and learn. Cute, attractive and relevant images to go with each word. Suitable for toddlers and as early learning tool.