Human: What are the best books for a first grader? Assistant: 

1. The Cat in the Hat by Dr. Seuss 
2. Green Eggs and Ham by Dr. Seuss 
3. Harry Potter and the Sorcerer's Stone by J.K. Rowling 
4. Where the Wild Things Are by Maurice Sendak 
5. Charlotte's Web by E.B. 
6. Goodnight Moon by Margaret Wise Brown