As adults, we tend to think that the world to children is happy and carefree.
After all, kids don't have bills to pay or jobs, so what could they possibly have to stress about? Even very young children have worries and feel stress to some degree.
Find out what happens in this Ninja Life Hacks book about dealing with stress and anxiety.
Life is hard And it's even harder for children who are just trying to figure things out.
The new children's book series, Ninja Li.