Gestalt psychology is a school of thought that believes all objects and scenes can be observed in their simplest forms.Sometimes referred to as the 'Law of Simplicity,' the theory proposes that the whole of an object or scene is more important than its individual parts.estalt psychology is a school of thought that believes all objects and scenes can be observed in their simplest forms.
Acidic Fruits. Acidic fruits like oranges and lemons also help to whiten teeth over time. Orange peels can be used to buff your teeth or be combined into a paste for your teeth. Lemon juice also has a whitening effect on teeth, but it deteriorates your enamel. .
Strengthening tooth enamel. Adding other foods that are good for strengthening tooth enamel are easy to accomplish, like celery and carrots which produce saliva that kills bacteria, and cleans between the teeth. Cheese preserves and rebuilds tooth enamel. Sesame seeds can slough off the plaque on teeth and can help rebuild enamel too.