At STEM Scholar Hub, our Volunteer Educators are dedicated to helping students across the United States explore, learn, and thrive in STEM. Each certified educator brings passion, expertise, and creativity to every session, inspiring curiosity, building confidence, and empowering students to reach their full potential.

Through hands-on projects, personalized guidance, and interactive online sessions, our volunteers provide U.S. students with the tools, knowledge, and support they need to succeed in science, technology, engineering, and mathematics.

Meet our Volunteers

Meet our volunteers below to see the amazing educators who make these learning experiences possible and click the button to start your free online guided session today!

Start Your Free Guided Session

Joanne M. Walker

Volunteer Educator 

General Education Teacher
New Springs Schools — Florida
Certified Teacher, State of Florida
Area of Expertise: Science and Mathematics


Ms. Walker brings comprehensive classroom experience across grade levels, supporting students in developing foundational and advanced STEM competencies. Her instructional focus includes strengthening conceptual understanding in mathematics and reinforcing scientific reasoning skills.

Lodelin G. Nufable

Volunteer Educator 

Science Teacher
Chamberlain High School — Florida
Certified Secondary Educator, State of Florida
Area of Expertise: General Science


Ms. Nufable specializes in secondary science instruction, guiding students through core scientific principles and applied inquiry. Her experience supports learners in developing analytical thinking, scientific literacy, and subject mastery in general science.

Cheryl L. Matic

Volunteer Educator

Elementary School Teacher
New Springs Schools — Florida
Certified Educator, State of Florida
Area of Expertise: Science and Mathematics


Ms. Matic supports early learners in building strong foundations in mathematics and science. Her instructional approach emphasizes conceptual clarity, hands-on learning, and skill reinforcement essential for long-term STEM success.

Maureen Joy Magbag

Volunteer Educator 

Middle School Mathematics Teacher (Algebra, Pre-Algebra)
Stewart Middle Magnet School — Florida (Hillsborough County Public Schools)
Certified Secondary Mathematics Educator, State of Florida
Area of Expertise: Mathematics


Ms. Magbag specializes in middle school mathematics, including Algebra and Pre-Algebra. She supports students in mastering foundational mathematical reasoning, preparing them for advanced coursework and long-term STEM pathways.

Neil Grace Ancao

Volunteer Educator 

General Education Teacher
West Boron Elementary School — California
Certified Educator, State of California
Area of Expertise: General Elementary Education


Mrs. Ancao supports elementary learners in developing academic fundamentals essential for future STEM success. Her instructional experience focuses on strengthening early numeracy, problem-solving, and integrated science learning.

Janet Consumo

Volunteer Educator

General Education Teacher
BridgePrep Academy — Florida
Certified Elementary Educator, State of Florida
Area of Expertise: Science, Mathematics, and English Language Arts


Mrs. Consumo brings interdisciplinary expertise, integrating literacy skills with STEM instruction to strengthen comprehension and problem-solving. Her background supports holistic academic development while reinforcing core science and mathematics skills.

STEM Scholars Hub empowers students across the United States to explore, question, and discover the wonders of STEM. Be a part of this incredible journey and help us build a brighter, more innovative future, one curious mind at a time.

The STEM Scholars Hub Team