One great way to do that is to use a laser pointer and powerpoint provides one directly within the software.
Powerpoint slideshow laserpointer.
Key powerpoint shortcut 2 activating the laser pointer when giving your talk you may have specific elements on your slide that you want to point out to your audience.
Enabling this feature is quite simple.
The default color for the powerpoint pointer is red but you can turn it into a blue or green laser pointer as discussed below.
In fact you can do it during the actual presentation.
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Audio narrations and timings can enhance a web based or self running slide show.
On the slide show tab in the set up group point to the arrow next to record slide show.
Turning your mouse into a laser pointer.
One of those elements is the laser pointer in powerpoint 2013 2016.
To record your laser pointer movements to enhance a web based or self running slide show do the following.
During your slideshow you can easily turn your mouse cursor into a laser pointer graphic permanently or temporarily with just a few easy steps.
To convert your mouse into a laser pointer throughout the entire presentation once you re in slide show mode click the pen icon.
Click either start recording from beginning or start recording from current slide depending on where you want to start to record your slide show.
To learn all the different ways you can start a powerpoint slideshow including the different keyboard shortcuts read our article here.
Microsoft came to the rescue with its powerpoint 2010 release getting presenters who forgot their laser pointer out of a pinch by providing a feature that converts the mouse into a laser pointer.