Normal foot and flat foot > The bones in the arch of a normal foot are supported by muscles and > ligaments. When these muscles and ligaments are weak, the arch > flattens. Flat feet. The arch...
My hands and feet
My hands and feet are important parts of me that I can see. I use them to do all kinds of work. My fingers and thumbs pick up things and hold them. When I try to pick up things without using my...
Inches, feet, yards, miles
In what is called the English, or customary, system of measurement, there are 12 inches in a foot, 3 feet in a yard, 16£ feet in a rod, and 5,280 feet in a mile. Why such odd numbers? Well, it's...
Making things even
There was one trouble with the way people first measured things with their arms, hands, and feet. Some people have longer arms, bigger feet, and wider hands than others. If you and your father each...
How long, how fast, how hot, how heavy?
Feet and meters, pounds and grams Hours and months and days. How did we come to measure things In so many different ways? It all goes back to long ago, In many ancient lands, When people began to...
The terrible kraken!
For thousands of years, sailors of many European lands told tales of giant octopuses ---octopuses so enormous they could wrap their arms about a ship and drag it beneath the water! These giants were...
Dolphins and porpoises
The dolphin fuhn) and the porpoise puhs) are really small whales. Both belong to the large group of whales called toothed whales. Most people can't tell a dolphin from a porpoise. But there is an...
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...
Sea arrows
The squid, or sea arrow as it is sometimes called, is a cousin of the octopus. Like the octopus it can change color and can shoot out a cloud of ink. It also swims as an octopus does, by sucking in...
Sharks
Most people think of sharks as being only one kind of very big, very fierce, and rather frightening fish. But there are actually some 350 different kinds of sharks. And they come in all sizes. The...
- 1
- 2
