Childline is a wonderful, free service that is open all day, every day.
You can talk to someone about your any problems you're having or anything that you're worried about. Here's a short video that shows what happens when you contact Childline.
It's free to call, and their number is: 0800 1111
Kooth is a great service that you might want to check out if you feel you'd like a bit of guidance or advice - www.kooth.com
You may find these workbooks helpful or interesting: