Young physics (1956)

Physics - the science of the general laws of nature - studies the world in which we live, and helps to attract natural natural phenomena to the service of man.
How to measure the height of the body by his shadow? Why do streams murmur? Why horses horses? How to determine the speed of water flow? How are molecules located in the body? Why does the haystack not get wet in the rain and remains dry inside? What strength causes the movement of sled when they roll from a hill?
A manual in an easy, entertaining form introduces the basic laws of physics, gives exhaustive information about the simplest dimensions, properties of physical bodies, molecular structure, and pressure. Practical tips for the independent manufacture of scales, a paper snake, a wound mill, a balloon are also given.
The publication will help to better learn knowledge in physics gained by children at school, and put them into practice