Many fun games ideas can be shared with each others. Hope you can get some hints from the following party game ideas mainly popular for teenagers.

No.1 The Mime Game
This is one indoor game for kids.
No other equipment it needs.
It is one miming game similar to the Chinese whisper game. It can be best for large group participants for it. Divide the group into 2 teams for the playing. Keep them separated. You can get one group in the room to think about their own action for one word and the other group outside. You can think about the actions like changing one car tyre after you car broke. It is funny to enjoy your show and the others will like to guess as quick as they can. How you act can make great difference on the others. So try to give a wonder show first.

No.2 Follow Your Group Leader
This is also one imitation game for group imaitation .
First pick up one person to be the Sharp Picker and sent him out of the room. Choose one leader in the group inside. The leader will do one action and the others will follow, For example, the leader is making funny face now. Just follow him as quick as you can. Then call back the Sharp Picker. The Sharp Picker will need to spot out who is the leader as quick as he can from the group of actors.

No.3 Games need accessories.
Inflatable games are best for group entertainment if you do want to enjoy some energetic activities, such as the sports game. For little kids and teenagers, the inflatable games are surely best to bring safe sport fun to the group use. Inflatable Obstacle game can be the first group challenge game for a group competition at your party. Inflatable jumping castle for kids who want to play hardly. Inflatable tossing game for whoever wants to try.