Answer:
Elementary__________
A grade refers to the level of knowledge an individual recieves throughout a year. Like other grades, Elementary children begin with a stage called kindergarten which teaches the basic building blocks for future education. From there the knowledge intake increases, but it is always based on previously learned knowledge. Elementary students are typically between the ages 4-12.
Middle__________
Middle school builds on knowledge previously accumulated during the elementary period. The knowledge gathered during this time becomes more direct and not as broad. This is where students refine their knowledge of basic concepts (i.e math, english, social studies)
High_________
High school, like the other levels, build off of the preoccurring levels of education, however this narrows a childs area of thought and encourages the participation of one specific area of study.
Step-by-step explanation: