Keep it simple and leave out the jargon (take advantage of intro books to see what a general audience is likely to know)
Pick (no more than) 3 points to cover
Connect with the audience through good presenting
Try to avoid PowerPoint. If it is required, use as few words as possible.
Add demos
Get audience involvement
Discuss your presentation with those outside your department before presenting
It’s ok to admit you don’t know
Think about the first 30 seconds*
Involve the audience wherever possible
Have at least some kind of a plot - tell a story
Encourage curiosity – Preserve mystery
Know your facts
Ensure that everyone can see, hear, …
Practice your motions and be aware of them while presenting
Breathe normally – It’s supposed to be fun
Show things which can be tried at home
Be yourself!!!
* Use good titles and start with an Attention Gaining Device (AGD)
Explain - Describe what you want them to do
Demonstrate - Show them an example of what they might do
Guide - Ask questions and offer subtle suggestions to lead them to solutions
Empower - Give them the ability to success or fail on their own and learn from that