Keep it personal! Let the students know that you like what you do. Share with the students the personal dimension of your scientific research work.

Let the students know that they are the focus of this endeavor.
Acknowledge the significance of their own study and questions.
Caring is the quickest way to communicate with students.

Students will learn more sciences in an atmosphere with a positive interpersonal rapport between the scientist and student.

Discover, Feedback, and Success all elicit a positive response       from students.
Discover promotes confidence
Success motivates
Feedback reinforces learning

Keeping the students' interest and pausing 3-5 seconds to allow students time to think are techniques that greatly enhance the value of the presentation for students.

Utilize the student's interest in themselves
Keep variety in the talk

Remember that the visiting scientist may be the only scientist role model many of the students may have. So, be friendly and enjoy the experience.

Include a short resume of educational preparation and career experiences. Using your scientific knowledge and techniques will add credibility to your role a scientist.

Summarizing this experience with the students will ensure that they leave the presentation knowing more and feeling better about themselves.

Relate objectives of the presentation to concepts and terms they have learned previously.

Communicate a sense of appreciation for student involvement in your presentation.