Teeth trimming is very good for your pets especially when they are growing up. They need to constantly trim their teeth and strengthen their muscles and bones. With the help of Apple sticks it will help them create a good bone muscles and development. This is for all kind of pets with teeth. If they chew on it it means they are keeping a proper teeth hygiene which is good!
So what are you waiting for? Hamsters have enough boredom, they need teeth and jaw exercise, you know?