RefCanvas vs SQLZOO
A side-by-side look at RefCanvas and SQLZOO. For an in-depth review of either product, follow the links below.
RefCanvas
Remote Work & Education
RefCanvas is a free, open-source collaborative whiteboard web application. It allows multiple users to draw, write, and share ideas on an online canvas in real-time. Features include drawing tools, text tools, image uploads, and reporting.
whiteboardcollaborationrealtimedrawingtextimage-sharing
SQLZOO
Education & Reference
SQLZOO is a free online resource that helps users learn SQL concepts through interactive tutorials and exercises. It covers SQL syntax for a variety of database management systems.
sqldatabasetutorialsexercises
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