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. .
Caring For Your Teeth. 1  1. Brush your teeth regularly. Keeping up with regular brushing of your teeth is a great way to help keep them white and healthy. 2  2. Use mouthwash. Using mouthwash in addition to regular brushing and flossing can help improve the health of your mouth and teeth. 3  3. Floss daily.