21st Century Learning. It is difficult for many to understand that 21st Century Learning does not take away the basics but simply uses the basics in a different way - to create, collaborate, communicate, and use critical thinking and that technology may be a tool to help aide in the 4C's above. Many think that 21st Century Learning is simply using technology and don't understand that technology is a tool and it is finding the appropriate tool to deliver the above 4C's, if needed.