Use of everyday themes

When we understand the reality in which we live we raise hypotheses and seek solutions. That is the purpose of this book since science contents can no longer be approached in an abstract way difficult for students to understand and in this teaching condition there can only be memorization. Currently it is intended to provide a science teaching that enables students to critically analyze what is being taught resulting in a direction that allows reconciling the scientific theory with their reality providing a contextualized learning. The teacher to properly use the relationship between everyday situations and scientific knowledge needs to make a planning that includes curricular contents so that the knowledge gains a real meaning contributing to the students'' learning.this condition demands that are incorporated in the approach of the contents issues related to the social environment where students are inserted condition that favors them to realize that science is an important component in society and that has a noticeable applicability and great relevance in various areas.