VOD for middle and high school - Structure and bonding

In this video, students will learn why we cry while cutting onions, and will answer questions related to the different substances present in onions. Prior knowledge on structure and bonding, different graphic representations of molecules, the collision model, enzymes and isomers, is required.

The first thing that usually comes to mind when people hear the word “vitamins” are the small and colorful pills that come in a container, to be taken with or after a meal. Why? Because grandma said so – and grandma is always right!

The following video presents the causes of acne, different possible symptoms, and common medical treatments.

In terms of their chemistry, proteins are chains of amino acids. Proteins are an important ingredient in our diet, and are used by the body to build itself. Biologically, proteins play an important role as the enzymes driving many physiological processes. In essence, proteins are the workers driving all biological processes. The following video clip describes proteins’ chemical structure and explains basic concepts in chemistry.