How can I check to see if my Box Bonanza prize it's been added on to my account? You can check if this by going to My Account > History > Reward History or by clicking here. Related articles I clicked off the pop up before I picked my Box Bonanza, how do I get it back? Contact Us How do I win a Box Bonanza game? How will I know if I've won from a promotion? How do I play the Box Bonanza Game?