"Tom Brady and Joe Montana have won 11 combined Super Bowls. Fans agree that they are two of the greatest quarterbacks in football history. But which is the best? Compare their careers and find out"

"No one was surprised when Dale Earnhardt Jr. began his racing career at age seventeen. His father and grandfather were professional racers, and he spent most of his childhood servicing cars at his dad's dealership. Now Dale was ready for his own turn in the driver's seat. He started out racing in the Street Stock division but would go on to win several NASCAR championships before retiring from driving full time in 2017. Dale Earnhardt Jr.'s passion...

"Forget the moon landing, the Nobel prizes, and the famous inventions. When the world's most brilliant scientists were growing up, they had regular-kid problems just like you. Albert Einstein daydreamed instead of paying attention in class. Jane Goodall got in trouble for bringing worms and snails in her house. And Neil deGrasse Tyson had to start a dog-walking business to save up money to buy a telescope. Kid Scientists tells these stories and more...