Someone is threatening to beat you up in school, including when walking to or from school, when you get off the bus, while talking to you on your cell phone or while you are online using instant messaging, in chat rooms or by email.

Someone is taking something of yours without your permission.

Someone is spreading rumors about you or your family. (whether it is true or not)

Someone is embarrassing you in front of others by either calling you names or doing something to you (like hiding your book, pulling your seat out from under you, etc.) 

Someone is telling other kids not to talk to you or be friends with you.

Someone continues to shove into you in the halls and says it is always an accident.

Someone is sexually harassing you (always following you around, whistling at you when you walk by, making comments about your body, etc.)

Someone has a nasty attitude with you (talks to you in a nasty tone of voice, etc.) or is being unfriendly (refuses to be around you or sit with you).

Someone is calling you names such as  "stupid" or saying things like "you don't have any friends" and when they are doing these things they ARE NOT doing it in front of others to embarrass you.