On sale through Friday June 30th – 30 popular children’s eBooks (ages 3 to 12) for $1 each. They usually cost about $4 to $12. You can download the books to your phone, tablet, or computer, and then read it with the free Kindle app.
Reading with your kids is good English practice, and a great thing to do with them.
Now, and after June 30th: You can also look here for a list of many more free/cheap eBooks on Amazon for children 4 to 8 years old.