Ricardo A.

A Student of the world. IT and engineering education. Science enthusiast.


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Level 14 in Astronomy Level 12 in Algebra Level 5 in Geometry Level 5 in Biology Level 4 in Precalculus Level 3 in Trigonometry Level 3 in Prealgebra Level 2 in Earth Science Level 2 in Chemistry Level 2 in Environmental Science Level 2 in World History Level 2 in Anatomy & Physiology