1. Critical thinking is learning how to solve problems. It teaches students not to accept immediately claims without seeking the truth. It is the ability to differentiate facts from opinions and not only just learn a set of facts or figures but also discover these for the sake of knowing what ought to be.

2. Creativity requires students to think out of the box and to take pride in what is uniquely theirs. It means that they will be able to look at a problem from multiple perspectives-including can propose multiple possibilities and alternatives to address a problem and they need to take calculated risks. Creativity encourages students to think beyond the expectations of conventions. However, creativity may not ensure success all the time but it may lead to another. direction that can actually be a better way of figuring out how to solve the problem those that others may not see,

3. Communication makes students express their ideas in the clearest and organized manner. Through varied modes face-to-face, technologically mediated or a blended medium, they need to know how to efficiently and clearly convey ideas.

4. Collaboration happens when students know how to work well with others to accomplish a given task or solve a problem at hand. This is a 21st essential. When students are made to work with others in a pair or in a team, they are given the chance to practice how to relate with others. They may be working with classmates they do not really prefer to work with but with guidance, you can teach them to tap on the capabilities of each member of the team and collaboratively achieve the goal. Eventually when they leave school, they will definitely see the need to know how to collaborate with others in order for them to accomplish a job, and you have prepared them for it. In other words, collaboration teaches students that groups can create something bigger and better than you can on your own.

In addition to the 4C's, there are Citizenship and Character. Citizenship is known as netizenship in the virtual world. This is making the person consider how one behaves accordingly by observing the norms and rules that are in accordance with what are sociably and virtually acceptable. As a result, one is projecting a reputable digital identity which is his or her character.