We use textiles when we are awake and when we sleep. Some are made from the same natural fibers that people have used for thousands of years, while others are synthetic.
Journey to the hot, steamy layers of tropical rain forests around the world to learn about the climate, creatures, and plants of this endangered biome.
With the amount of energy being consumed, it's no surprise we are in danger of running out of fossil fuels. Fortunately, scientists have found ways to get energy from renewable sources.
Float down the river and trace this freshwater environment from its source to its mouth. From the banks to the riverbed, many plants and animals call this biome home.
Our world is a colorful bright place thanks to color and light. Our eyes are made up of special parts that help us see both color and light. See how light can be reflected and refracted.