Eduardo R.
Eduardo graduated from Columbia University as a premedical student with a major in Biology and a minor in Classics (Latin). Eduardo has taught as an elementary school teacher for the past 5 years in NYC charter schools, equipped with a Master of Arts in Teaching (M.A.T.). He specializes in tutoring math classes—from elementary level math to Algebra to AP Calculus—and science classes such as biology, chemistry, and physics. He has also worked with students on standardized test preparation such as the DSAT, ACT, SHSAT, ISEE, and AP Exams. Eduardo has written detailed answers and explanations for over 50 DSAT and ACT tests. He has extensive experience tutoring and teaching, whether it is done one-on-one in person, online remotely, or with small classrooms of students.
During his free time, Eduardo loves to run, bike, and play tennis. He has worked as a tennis coach for elementary and high school students. From this range of experiences, Eduardo is committed to providing tailored rigor, clarity, and flexibility in instruction while also acknowledging patience, empathy, and a growth mindset to your child’s tutoring experiences.
Ian S.
Ian Sadock is a cognitive music theorist and molecular biologist. With fourteen years of service in the Emergency Medical Services, Sadock is a Nationally Registered Advanced EMT and holds a Bachelor of Science in Cell & Molecular Biology with a minor in Chemistry. He has taught at a number of prestigious institutions, including The University of the Arts, Settlement Music School, and Cheltenham Township Adult School. Sadock serves on the Board of Directors at Jazz Bridge, a local Philadelphia non-profit, and holds a Bachelor of Music in Piano Performance with a concentration in Jazz from West Chester University, as well as a Master of Music degree in Jazz Studies. Building on over a decade of teaching experience, he is currently pursuing a PhD at Temple University while conducting research in cognitive ethnomusicology and audio analysis for artificial intelligence.
Rosamari M.
Rosamari began her journey as a full time Educator twelve years ago. She believes her passion to contribute to the academic growth of young minds led her to an educational track.
She is a Florida Certified Educator Math 6-12 and a Math Instructor through University level. Formerly, Rosamari was an Airline Systems Consultant for twelve years. In this role, she led the integration of systems & processes, in working partnership with product development teams in North/South America, Asia and Australia.
Academically, Rosamari has earned a
M S in Engineering from Georgia Institute of Technology and B S in Math Education and a BD in Engineering from Florida International University.
Other than teaching, she enjoys playing guitar and spending time with her family and most especially with her son and her two lhasa apsos.
Tim G.
Tim G. has extensive experience in math and science, graduating with a PhD in Physics from the University of California, Riverside where he conducted research in galaxy evolution using the world’s premier ground and space-based telescopes. During his studies, Tim also discovered and nurtured his passion for teaching and mentoring while instructing numerous introductory physics and astronomy courses over a 5.5-year period as an award-winning Teaching Assistant (TA). Educating students with a wide range of skills, backgrounds, and interest in STEM, and majors ranging from liberal arts to engineering, Tim approached each student with engaging energy, adaptability to meet their needs, and patience, whether in class or one-on-one during office hours. Beyond simply teaching the material, Tim focused on building students’ critical-thinking skills and problem-solving abilities as well as on fostering an appreciation of the material by connecting it to real-world scenarios. Tim also sought to build positive relationships by being a mentor in addition to a teacher, leveraging his experiences to help students with questions regarding college and beyond. This personalized teaching style was well received by Tim’s students, a sentiment reflected in the 2 Outstanding Teaching Assistant awards Tim received from his department.
Now back in the suburbs of Chicago where Tim grew up, he continues to exercise his passion for teaching, tutoring math and science to local middle and high school students with the same care and energy as when he was a TA. In his free time, Tim is pursuing data science and picking up hobbies like gardening. He is an avid sports fan, loves watching movies and going to the theater, and enjoys hiking, camping, and road tripping with his family and dog, Ralph. He also especially enjoys having seasons again (even winter!) and partaking in seasonal activities.
Ariel L.
Ariel is a highly accomplished STEM educator with an advanced academic background and a passion for helping students succeed in challenging subjects. She earned her Bachelor’s degree in Medical Laboratory Science and is currently completing her Ph.D. in Molecular Microbiology and Immunology at the University of Texas at San Antonio, where her research focuses on cutting-edge topics in cancer immunology and cellular biology.
Ariel specializes in middle school, high school, and early college-level math and science, bringing both academic depth and real-world scientific experience to every session. Her areas of expertise include:
- Mathematics: Pre-Algebra, Algebra I & II, Middle School Math, Trigonometry, Statistics, and foundational math skills
- Science: Biology (including AP Biology), Chemistry (including AP and Organic Chemistry), Anatomy, Cell Biology, Genetics, Pathophysiology, Physical Science, and Nutrition
- College-Level Coursework: BIOL 111, BIOL 112, BIOL 213, BICH 1, CHEM 119, CHEM 120, and OCHEM 1
- Academic Support & Skills: Study strategies, Regents and exam prep, data interpretation, and tools such as Excel, Google Docs/Slides, and Microsoft Office
Her background also includes clinical and laboratory experience as a certified Medical Laboratory Scientist and Medical Assistant, giving her a unique ability to connect academic concepts to real-world applications in medicine and research.
In addition to her research, Ariel has experience teaching, tutoring, and mentoring students through one-on-one instruction, classroom support, and STEM outreach programs. She is especially skilled at helping students who feel overwhelmed by math and science by breaking complex material into clear, manageable steps.
Ariel believes that every student can succeed with the right structure, encouragement, and approach. She creates a supportive, judgment-free learning environment where students feel comfortable asking questions, building problem-solving skills, and gaining confidence. Her focus is not only on improving grades and test performance, but also on developing lasting academic habits and independent learning skills.
Families value Ariel’s rare combination of PhD-level expertise, real research experience, and a patient, approachable teaching style that makes even the most difficult STEM concepts accessible and engaging.
Todd P.
Todd P. is a highly experienced science and test preparation specialist with nearly two decades of experience in education. Since beginning his career in 2006, he has taught Biology, Chemistry, Physics, and AP Physics, helping students develop deep conceptual understanding and lasting confidence in challenging subjects.
In addition to his classroom teaching, Todd has served as a content coordinator for both Judson ISD and Houston ISD, giving him strong insight into curriculum standards, assessment design, and academic expectations across grade levels.
Todd provides expert tutoring in:
- Science: Biology (including AP Biology), Chemistry, Physics, Physical Science, Earth Science, Environmental Science (including middle school 6–8), and Genetics
- Mathematics: Algebra, Algebra II, Trigonometry, and math foundations that support science success
- College-Level Coursework: BIOL 111, BIOL 112, BIOL 213, CHEM 119
- Standardized Test Prep: ACT, PSAT/SAT, ASVAB, SSAT/ISEE, STAAR, TSI, GRE, and AP exams
He also helps students strengthen core academic and technical skills, including graphing, data interpretation, Excel, Microsoft Office, Google Docs, Google Slides, and PowerPoint — tools that are essential for modern academic success.
Families value Todd’s ability to simplify complex material, build effective test-taking strategies, and tailor instruction to each student’s learning style. His goal is not only to improve grades and test scores, but to equip students with the confidence and independent thinking skills needed for long-term success.
Outside of education, Todd enjoys art, writing, reading, and spending time outdoors.
Antonio V.
Antonio is a physics graduate with a minor in computer science and extensive tutoring experience with students from elementary school through college. He specializes in making complex concepts clear, intuitive, and approachable—whether the focus is calculus, physics, programming, data analysis, or exam preparation. His goal is to help students build real understanding, not rely on memorization.
He earned a Bachelor of Science in Physics from the University of Texas at San Antonio, completing advanced coursework in Quantum Mechanics, Electrodynamics, Nanophotonics, Data Structures, and Computational Science. Antonio also has strong research experience, including serving as a Department of Energy Research Intern at Pacific Northwest National Laboratory, where he worked in computational physics, machine learning, network theory, and protein modeling using Python, R, and high-performance computing resources.
Antonio has provided both one-on-one and group tutoring in math (from pre-algebra through differential equations), physics (including AP Physics), computer programming, and data analysis. At UTSA, he also served as a MATLAB Tutor and a Thermal Physics Reader/Grader, supporting students with debugging, interpreting data, and building confidence in rigorous technical courses.
Students and families appreciate Antonio’s patience and adaptability. He tailors explanations to each student’s learning style, breaking problems down step by step while reinforcing the bigger-picture concepts. He brings a rare combination of strong academic credentials, real research experience, and a supportive teaching approach to help students succeed.
Raven E.
Raven is a graduate student at Southern Methodist University (2026), pursuing a Master’s in Education with a Science, Technology, Engineering, and Math (STEM) concentration. She is also a proud graduate of the University of Richmond (2023), where she earned her Bachelor of Arts in Rhetoric and Communication Studies with a minor in Business Administration and Dance. While completing her masters program, she received her teaching certification and committed to becoming a SAISD educator for 2 years. In this short timeframe, she was moved by her students’ stories, their passions and interests, and found purpose in helping younger minds flourish. She prioritizes tailoring instruction to meet individual student needs and incorporates practices that inspire curiosity and empower thinkers. In her spare time, Raven enjoys exercising, creating art, baking, and reading. She loves the San Antonio Spurs, and has fond memories of her youth as their #1 fan. She listens to music of all genres, but 80s alternative, dark wave, and electronic are her favorites (a sucker for synths, obviously).
Eddy V.
Eduardo “Eddy” V. is a passionate educator with a B.S. in Physics with a Minor in Mathematics from St. Mary’s University in San Antonio. With over 5 years of teaching in the classroom across all subjects in science (including Biology, Chemistry, and Physics), Eddy is a powerhouse of rigor and foundational teaching. Eddy’s love of teaching comes from a young age, being a leader, and showing everyone the way. Throughout College he would hold his own tutoring sessions in his University physics course where other students would struggle. Now he teaches over 100+ students AP Physics and Biology, and he enjoys time with his cats.
Estrella H.
Estrella is an engineering student through the Alamo Colleges District and plans to continue her studies at UTSA. Her psychology degree from Wayland Baptist University has given her a strong foundation in understanding how students learn, think, and process information.
Because she has worked closely with many neurodivergent learners, Estrella is especially skilled at adapting explanations to fit different learning styles. She loves problem-solving and brings that same curiosity into her tutoring by finding clear, engaging, and flexible ways to explain concepts. Through creative problem-solving and adaptive teaching, she uses her understanding that every brain works differently to make sessions inclusive, encouraging, and confidence-building.
A kid at heart, Estrella is an avid Pokémon fan, a collector of sensory toys, and a board game enthusiast. When she isn’t studying or tutoring, she enjoys binging psychological thrillers and listening to music. Her goal is to make learning feel less like a chore and more like a puzzle to be solved.