Award-Winning High School Chemistry Tutors
serving Portland, ME

Neuroscience at Yale meant David didn't just take chemistry — he needed it to work, especially when tracing how ion channels, neurotransmitters, and cellular signaling depend on concepts like electronegativity, polarity, and equilibrium. That gives him a concrete answer when students ask why any of this matters, and it shapes how he teaches topics like chemical bonding and reaction energetics: rooted in what molecules actually do, not just what shows up on a worksheet.

Three-plus years of classroom instruction in advanced chemistry means Sugi has seen exactly where high school students get stuck — balancing redox equations, applying Le Chatelier's principle, or connecting molecular geometry to polarity. She teaches the underlying logic of each topic so students build real problem-solving skills, and her biochemistry training at Rice keeps the material grounded in real-world applications.

Chemistry has always been one of Samantha's favorite subjects to teach — she earned her degree in Chemistry & Chemical Biology from Cornell and genuinely enjoys unpacking topics like stoichiometry, molecular geometry, and acid-base equilibria. She's a visual teacher who sketches out Lewis structures, orbital diagrams, and reaction maps so that abstract concepts become something students can actually picture. Her 5.0 rating speaks to how well that approach lands.

Stoichiometry, electron configurations, and equilibrium reactions tend to feel like disconnected rules until someone shows how they fit together. Waleed's engineering coursework required strong chemistry fundamentals — particularly in thermodynamics and molecular interactions — and he uses that background to teach the logic underneath the formulas rather than just the formulas themselves.

Balancing equations, understanding molarity, and predicting reaction products all click faster when a student sees the logic underneath the formulas. Li's medical and science background means she can explain why a precipitation reaction happens at the molecular level, then walk through the math step by step.

Cognitive studies at Vanderbilt might not scream chemistry, but Vy's science coursework and her 35 ACT mean she's no stranger to reasoning through problems involving moles, gas laws, or balancing equations. She's especially effective at teaching students how to read what a chemistry problem is really asking — a skill she honed tutoring algebra and science in under-resourced schools where clear, patient explanation wasn't optional.

Working daily with CRISPR-Cas9 and other biochemical tools in a Yale research lab, Matthew sees chemistry in action — the thermodynamics of enzyme reactions, the pH sensitivity of buffer systems, the molecular interactions that make or break an experiment. That hands-on context sharpens how he teaches high school topics like equilibrium, gas laws, and nomenclature, because he can point to exactly where each concept shows up beyond the textbook.

Three science bachelor's degrees — including one specifically in chemistry — mean Sung has spent serious time with everything from electron orbitals to thermochemistry, not just at the introductory level but across multiple disciplinary angles. He digs into the "why" behind concepts like periodic trends and reaction energetics so students can reason through unfamiliar problems on exams instead of relying on memorized shortcuts. Rated 5.0 by students.

Serving as an undergraduate teaching assistant for introductory biochemistry at Cornell gave Josef a clear picture of where students first lose the thread in chemistry — usually right around stoichiometry and the mole concept, when the math suddenly feels disconnected from what's happening at the molecular level. He bridges that gap by tying quantitative problems back to the reaction logic, so balancing equations and calculating yields feel like extensions of chemical reasoning rather than standalone arithmetic exercises. Holds a 5.0 rating.

Balancing redox reactions, predicting products, and navigating the mole concept are the places where most high school chemistry students get stuck. Noel's college-prep teaching background means he's seen these sticking points up close and tackles them by walking through the reasoning step by step rather than handing students a shortcut to memorize.

Stoichiometry, equilibrium, and acid-base reactions make more sense when a student can see where they lead. Bidyut ties high school chemistry concepts to biomedical applications he's encountered at Johns Hopkins, turning mole calculations and reaction balancing into something more tangible than textbook exercises.

Stoichiometry and gas laws tend to feel like arbitrary math until someone connects them back to what's actually happening at the molecular level — and Nishad's pre-med training means he's spent years building that connection across chemistry, biology, and anatomy courses. He teaches students to trace the logic from balanced equations through to mole ratios and limiting reagents, so the calculations follow naturally from understanding rather than formula memorization.