How Things Work

Mirror, mirror

Who is that person in the mirror? It seems to be another you, doing exactly what you are doing. How can a mirror \”copy” you? A mirror is very smooth. The front of a mirror is Hat, polished glass….

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Mammals

Whale families

Whales belong to a group of mammals called cetaceans (suh shuhnz). The name means \”large sea animal.” There are about seventy-five kinds of whales. They are divided into two groups. Those called…

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As Good As Old

A ROOF WITH A HOLE IN THE MIDDLE

The Pantheon in Rome, Italy, was built thousands of years ago and looks like this today. Whoever heard of building a building with a big hole in the middle of the roof? No, the hole was not a…

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