Let the shelf choose

The universe and our world are full of magical glories. Our blue marble earth is a miracle. It is located just the right distance from the sun for life to exist. This is called the “Goldilocks Effec...

How was our moon formed? Why is the moon so important? What caused the craters on the moon's surface? Is the moon moving toward earth or away from earth?

It is 1620. We Pilgrims do not agree with the Church of England and decide to sail to America which is known as the New World. Ahead of us is a wooden cargo ship with no sails. We see a wooden mayflow...

Let’s go back thousands of years to a time called the Ice Age. The earth is colder than today. Part of the earth has been covered with ice and snow for a long while. How can you survive? "I’m sooo...

After Germany lost World War II in 1945, a cold war started with the United States and its friends against the Soviet Union (formally known as Russia) and its friends. Why?

 

 

A cycle is a series of events that are repeated in the same order or almost the same order. Everywhere you look on earth as well as in outer space, you will find many cycles.

It’s Saint Patrick’s Day. The leprechauns are heading to a house to cause mischief. The family can’t see them. But little Baby who doesn’t talk yet is able to see the leprechauns. What will ha...

A pattern is a repeated design that is found everywhere in our world and even in outer space. Fractals are never-ending patterns also found everywhere.

The Great Depression took place during the 1930s in the United States. There was huge unemployment, banking failures, declines in factory production, and increases in poverty and homelessness.

On January 18, 1803, President Jefferson secretly sent a message to Congress that asked for $2,500 to explore the Missouri River, find the Northwest Passage to the Pacific Ocean, make contact with the...

What is the basic unit of all living things including you? This book may be used as a preview, self-quiz, or review for life science and biology. In 1665 using his microscope, Robert Hooke made an imp...

Why are bees so important? What is the life cycle of bees? What is causing lots of bees to die? What can you do to help bees?