To many people, PowerPoint seems like a done stage and a basic tool. Don't follow! PowerPoint is a powerful program that is capable of much more than just providing you with static slides. Below I gathered some links to interesting videos that I've stumbled upon recently.
How to turn your Mouse into a Laser Pointer
How to embed a Video into your Presentation
How to change Slides from B&W to Colour in Transition
That's all for now. I hope you'll put some of these tips to use soon.