Kids deal with challenges every day. Some are big, while others are small, but whatever the challenge is, you learn and grow from that experience.

Older people can teach younger people how to do things, and younger people can teach older people how to think about matters from a different perspective.

The human brain is a complex organ whose inner workings have been a source of wonder and speculation for centuries. Scientific research has revealed many secrets of the brain, but there is still much to learn.

Technology surrounds us in the modern world, and it can change things for both good and bad.

Everyone has bad days now and then, but sometimes we face challenges we think we cannot overcome.  Reading stories about people who endure and thrive in adversity can help us learn tools to face our own challenges.

Today's world is complex, so it's important to get our priorities straight.  Each person must decide for themselves what matters most - a principle, another human being, or the right to express yourself ... People are willing to work very hard and sacrifice for things that are important to them.

Over thousands of years, people and animals have formed important relationships. For example, people often rely on animals to help with farmwork, rescue, or transportation; many animals rely on humans for protection, shelter, and food.

Some people gaze up at a starry sky and wonder at its beauty. Some people look up at the same sky and imagine who or what is up there. Some people have dreamed of living on another planet, but to do that we need to conquer some real challenges.

Resilience is the ability to withstand and adapt to challenging life experiences, including crises and catastrophes.

Humans are drawn to stories about resilient people who endure the unthinkable or triumph over adversity.

Learning about the strength of others can help us weather challenges in our own lives.