Zengobi today announced Curio 2.4, the latest version of its award-winning environment for brainstorming and idea management. Version 2.4 features additional Organizer preview options, a refreshed toolbar with new optional Back/Forward and Previous/Next navigation buttons, an iWork Pages instant document template, and minor Tiger fixes. Curio is available in several editions including Professional US$129, K-12 ($65), Home ($79), and Basic ($39).