Most people have heard of mind maps / brainstorming. It's a real handy way of structuring information. In the classroom it's a great tool too. We've all been doing it on the whyteboard for years.But, here's a great way to use the same concept online. It's called Bubble.us and it's great. It allows you to construct mind maps online very easily. But more importantly it allows you to share your mind maps with other users. It also has many export options, including the ability the embed the diagrams in your online pages.It's a great tool for students in planning their assignment, homework and many other activities where they are faced with developing a good plan of attack for the task.
Here's an example.