Ask questions before or after an event that people can answer at their own pace.
Want to know more about your audience before a presentation? Send them a survey ahead of time, they answer a series of questions, and then you present the responses during the presentation. Surveys are also a great way to collect feedback after an event.
More types of activities
Ask a series of questions and declare a winner at the end for the person who scores the most points.
Visualize words from audience comments, questions, and thoughts as a word cloud.
Ask a question and people choose a response from a set list of answers.