WordPress Tutorial Create Expanding Panels with jQuery Collapse-O-Matic Plugin
WordPress Tutorial: Adding an Accordion to a Page.
Adding an accordion to the page will just require adding a shortcode at the beginning and at the end of each content.
Step 1: Add New Page and identify which part to be the Title and which part to be the Content.
Step 2: Add the opening shortcode above the Title – [expand title=””]
Step 3: Cut and paste the Title into the title property of the opening shortcode.
Step 4: Add the closing shortcode below the Content – [/expand]
Step 5: Publish and view the page.
Just repeat these steps for each content you wanted to be placed inside an accordion.