With SMART Ideas, you can create multilevel concept maps that take students through concepts one step at a time for greater clarity.
A bank of colorful and descriptive graphics helps teachers break down information in highly visual ways so students can understand each element of a concept. You can enhance maps with curriculum-specific clip art or external links to make lessons more dynamic.
I can't download it for free. It is great for me.
I've used it many times, it is absolutely great for making mind maps.