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Bachelor of Mathematics from the Central University Marta Abreu de Las Villas (UCLV), Cuba; Master in Educational Informatics from the University of Matanzas Camilo Cienfuegos (UMCC), Cuba and Doctorate in Education of Program the Curriculum Development, Organizational and Teacher Professionalization: Didactic Perspectives at the University of Jaén (UJAEN), Spain. Former professor of mathematics departments at Cuban universities Institute Superior Pedagogic Juan Marinello (ISJPM) and University of Matanzas Camilo Cienfuegos (UMCC). Currently full professor at the Federal University of Roraima (UFRR), acting in the Licentiate (teacher formation) in Mathematics. Permanent professor of postgraduate programs: professional doctorate in Science Teaching and Mathematic in network (UFRR / RedECIM), professional master's degree in Sciences Teaching and Mathematics at the State University of Roraima (UERR) and doctoral in Science and Mathematics Education of the Amazon Network of Science and Mathematics Education (REAMEC). Researcher in Didactics of Mathematics based on activity theory from the perspective of L. S. Vygotsky, A. N. Leontiev, P. Ya Galperin and N. Talízina and problem solving by M. I. Majmutov. Leader of the Research Group Didactics of Problem Solving in Science and Mathematics.