Kinesiology is a way to access your body level knowledge. 

There are literally hundreds of ways to do it. Connect the thumb and middle finger of each hand, holding tips of the finger together. 

When you are asking questions, make sure they are closed answer questions (Yes/no). It can become a technique you will be using daily! Check it out here, explained by Frances

I often ask the same questions in different ways – it is important to be specific!