look at the examples on this blog: I have a horroscope, fish, a weather report and a countdown to the holdiays.
To add a gadget follow these instructions:
- Log into your blog
- Go to Layout
- Go to Page Elements
- Choose "add gadget"
- Search for gadgets and when you have chosen one click on the blue "add" button.
- Change any settings or leave it as it is.
- Click save
- Now view your blog!