Hi Barbara

The available blocks for dashboards are shown when you select the add block in the dashboard page as below

• Admin bookmarks
• Calendar
• Comments
• Course overview
• Course search
• Courses
• Featured Links
• Global search
• Google Apps
• HTML
• Latest badges
• Logged in user
• My Learning Nav
• Navigation
• Online users
• Private files
• Program completions
• Quick Links
• Random glossary entry
• Recent Learning
• Recently viewed
• Recommended for you
• Remote RSS feeds
• Report graph
• Report Manager
• Report table
• Statistics
• Tags
• Team
• Upcoming Certifications

Regards