Learning Resources Hot Dots Lets Learn; Phonics Activity Books. Additional set of books designed for use once children have worked their way through the Lets Learn; Phonics Starter Set (available separately). This Hot Dots set includes four spiral bound books featuring a total of 256 self-checking activities to develop phonics skills. Activities include Tricky Words, Longer Words, Consonant Blends and Phrases & Sentences. Set of four self checking books, 256 activities in total. Self-checking practice activities children master on their own. Books follow on from the learning resources hot dots lets learn; phonics all-in-one starter set. Self-checking activities include tricky words, longer words, consonant blends and phrases & sentences activities. Compatible with all learing resources hot dots pens. Size H22.5, W29cm. (not included) plus (not included). For ages 3 years and over. WARNING(S): Not suitable for children under 3 years old. Only for domestic use. This product contains no.