Circle of Engineering has a cool zoom in effect to the background with red coloured technology circle. The design of presentation is looking visually similar to the futuristic tech interface.
Best for statistics related topic and has red coloured technology circles. The design of presentation includes shadows and red circles. Trick is that you can change the background of circle very easily. The presentation is recommended for topics: statistics, futurism, business, management, sales.
Techno drawing has technology concept where rings and signs are placed circle shape on the gray gradient background. The Presentation is looking simple and elegant. The presentation has cool animation from slide to slide on the 3D background and is recommended for topics like technology, robotics, technical drawing, car industry.