In this lesson you will learn about the basics of speech perception and language acquisition.
This lesson introduces some basic ideas about sound.
This lesson helps you understand the process of hearing.
Noise surrounds us everywhere, but it can be harmful. Let's see how.
Find out interesting pieces of information about the communication of animals.
Let's make musical instruments.
This lesson presents the development of human speech and the structure and functioning of...
This lesson presents the anatomy of the eye, the mechanism of vision, and common vision...
This lesson presents the most important milestones in the history of aviation.
In this lesson you will learn about the presence of humans in space in the past, present...
The lesson introduces you to various types of teeth and their functions.
This lesson presents the different types of forests and their layers.
This lesson presents interesting facts about reptiles and their life.
This lesson introduces you to the outer planets of the Solar System, that is the giant...
Let's find out how many pieces of information are necessary for specifying a location.
This lesson presents the discovery of radioactive radiation and its positive and negative...
Find out interesting facts about the anatomy of amphibians and their vital processes.
The lesson introduces you to the features of Tyrannosaurus rex.
This lesson presents the old and modern ways of utilising wind energy.
This lesson encourages the use of the Global Positioning System.