1. The Bear Restaurant and His Friends Series: This is a set of picture books suitable for children to read, with simple content, clear words and beautiful pictures, which can help children learn animals, colors and numbers.

2. Bunny: This is a classic children's book, which tells the story of Bunny at home and outside. The content is lively and interesting, which can help children understand family, food and animals.

3. Peggy Piglet: This is a very popular set of children's books, which tells the story of Peggy Piglet and her family and friends. The content is simple and easy to understand, and the pictures are exquisite, which can help children understand animals, families, food and so on.

4. David can't: This is an interesting picture book, which tells the story of David's disobedience and teaches children to listen to their parents in a humorous way.

5. Hungry caterpillar: This is a classic children's book, which tells the story of how a caterpillar becomes a butterfly. The content is lively and interesting, which can help children understand insects, growth process and so on.

6. Five Little Monkeys: This is a picture book suitable for children to read. It tells the story of five little monkeys. The content is easy to understand and the pictures are exquisite, which can help children understand animals, families and food.

The above are some recommended books for children's literacy. I hope they can help you.