Here are the menu items from various screens in case you would like to compare them with your K3:

Home Screen Menu

• Turn Wireless Off
• Shop in Kindle Store
• Change Font Size
• View Archived Items
• Search
• Create New Collection
• Sync & Check for Items
• View Downloading Items
• Settings
• View Special Offers
• Experimental
• Screen Rotation

Settings Screen Menu

• Turn Wireless Off
• Shop in Kindle Store
• Change Font Size
• Update Your Kindle
• Restart
• Reset to Factory Defaults
• Legal
• Sync & Check for Items
• Screen Rotation

Collections Screen Menu

• Turn Wireless Off
• Shop in Kindle Store
• Change Font Size
• Add/Remove Items
• Rename collection
• Delete Collection
• Screen Rotation

Book Screen Menu

• Turn Wireless Off
• Shop in Kindle Store
• Change Font Size
• Go to...
• Sync to farthest Page Read
• Book description
• Search this Book
• Add Bookmark
• View Notes & Marks
• View Popular Highlights