There are a lot of places you can look for FREE Power Point Templates.
1) Get it from the Microsoft Power Point software itself, this is the great place the most people forget.
Try clicking File -> New -> From Design Templates
2) Get it from the Microsoft Office Templates Web Sites, this is also another great place the most people forget.
FREE Power Point Templates: Microsoft Office Templates Web Site
3) TemPlate Kit - Start your next project half-finished
5) PresentationPro - the PowerPoint Experts
6) Animation Factory - the Internet's largest original animated clip art gallery
Some of these templates are chargable and copyright, please read the term of use properly.
All these are design templates to make your slide show presentation sexy and attractive, let's explore more solid templates :-
Free Power Point Content Templates