It is Clifford's birthday, and children can learn to count with Clifford by counting all the things that are at his birthday party.
這本書利用 Clifford為主角，教小朋友簡單的算數，從一數到十二。這隻大紅狗Clifford的故事是美國很受小朋友歡迎的卡通故事。適合５歲以上兒童閱讀。
