Use SMART Notebook, PowerPoint, Prezi or another software to create a presentation about some inventions that you think are mind blowing/important/worth sharing...  Inventions can be objects or ideas.

• An invention from the ancient world and it's inventor if possible
• An invention of the 20thC and it's inventor if possible
• An invention by someone under 15
• An invention that changed the world
• The most interesting invention for the world to come

Please use videos, pictures etc to make it interesting.  No text please.