https://www.penguinrandomhouse.com/books/678668/the-last-kids-on-earth-and-the-forbidden-fortress-by-max-brallier-illustrated-by-douglas-holgate/
The Last Kids on Earth and the Forbidden Fortress by Max Brallier: 9780593405239 |...
The highly-anticipated eighth book in the #1 New York Times, Wall Street Journal, and USA Today bestselling series, with over 10 million copies in...
the last kids on earth