ENERGY, SOUND AND LIGHT Energy drives our world. When you think “energy,” what do you think of? What about sound and light? Are they forms of energy? Just what is energy, anyway?

includes:

• Activities

DISAPPEARING PRAIRIES For thousands of years, people have been changing the world’s prairies. Now many prairies are in trouble. They are among the most threatened ecosystems on our planet. Will prairies survive?

includes:

• Activities

COMETS AND METEORS Around 65 million years ago, something huge may have slammed into the earth. At about the same time the dinosaurs disappeared. Did their disappearance have something to do with a comet or a meteor?

includes:

• Activities

MAKING A COMPUTER GAME It takes a whole team of people working together to make a computer game – and what they do is only possible because of science and technology!

includes:

• Activities