To remind the chanichim about the importance of Teshuva and teach them a few halachot of Teshuva

Teach a little bit about Tashlich and make the minhag a little more entertaining

· To show that we can reach Hashem whenever we want to and need to

· To show that we have more kavana when we know that Someone is listening

Each goal that we want to achieve in life starts with one step. And when we start doing that one step and G‑D sees that we are trying, he helps us achieve our goal. For example‑ in order to do "Chazara Betshuva" we can start by doing one good thing, that shows G‑D that we are trying, and from there on he will help you