Where do I find Pear Deck to install it?

You go to this link: https://workspace.google.com/marketplace/category/approved-for-you?pann=ogb

Marketplace is a hub to install all pre-approved CCA add-ons for Google Workspaces.

How do I use it in Google Slides?

First, open a Slides presentation. Then go up to the top menu and select Extensions. You should see Pear Deck in the drop down.

Open Pear Deck. You should then be prompted with a permissions window. Hit OK.

A log-in window will appear. Select your CCA account.

Another window with Pear Deck permissions will appear. Click Allow.

Pear Deck will load for a few seconds and then you should see the bar on the right hand side of your presentation with all the tools