About
Researcher photo
Jhonny Eduardo Sarmiento Valderrama
Independent Researcher in Mathematics and STEM Education
Bio
Jhonny brings 11+ years of classroom teaching experience in mathematics and STEM education, including 9+ years with the Martin County School Board in Florida. He has authored two peer-reviewed articles in the South Florida Journal of Development, focused on mathematics learning and STEM integration.
Mission
"To make high-quality STEM math practice accessible to every student, completely free, in English and Spanish."