The pH scale is something we all learn about in school. You don’t have to be a chemistry genius to know where an acid or base ends up on the scale. This infographic from Compound Chem visualizes the pH scale:Get your infographic featured: submit here
Children must be taught how to think... New circumstances occur constantly and every eventuality cannot be covered, they have to know how to make decisions and how to research options. It can start as simple as holding out two vegetables and praising them for choosing the "right" one, then ask them how they came to their choice. There is no wrong answer so they learn confidence.