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2026 AP Chemistry Scores of 52026 Medicine, Dentistry, Pharmacy, and Top-University Admissions: Five Medical Offers and an Overseas Korean Scholarship2025 IB and AP Chemistry Students' Offers: Konyang, Keimyung, and Catholic Medical Schools, Ewha and Gachon Pharmacy2025 IB Chemistry Results: Students Earning 7s and Entering Yonsei University Economics2025 AP Chemistry Scores of 5: Approximately 10 Students So Far—Thank You!2025 SNU Acceptances from My IB Students2025 IB Chemistry Seems to Have Been on the Easier Side—Thank You for Everything2025 KAIST Acceptances and Students' Profiles: News from My IB Chemistry StudentsPractical Advice for an AP Chemistry 5, Including Free NotesAn IB and AP Chemistry Student's Cambridge Acceptance: Predicted IB 45 and Eleven AP Scores of 52025 Oxford Acceptance: Congratulations to My IB and AP Chemistry Student!2024 IB Chemistry Students Enter Sungkyunkwan and Inje Pharmacy, Gachon Medicine and Pharmacy—Congratulations!2024 AP Results: Eight Chemistry Scores of 5 and More Than Eleven in Biology—How Did They Achieve Them?AS Level Chemistry Is Over Too: The Exam Seems Easier Than Expected2024 IB Students Accepted to SNU Physics and Chemistry—Congratulations and Thank You!2024 SNU Physics Acceptance, and Revisiting a UCL Biomedicine Student's Study Story2024 AP Chemistry Is Over: Well Done, Everyone—Exam Leaks and Students' Difficulty Assessments2024 IB Chemistry Is Over: Exam Difficulty and the Problem of Leaked QuestionsHow IB Chemistry Students Earned 7s: Study Accounts from Students Who Went into Medicine and PharmacyCongratulations to My IB Student Accepted to Imperial and to Those Going to Yonsei and Korea University!Wrapping Up 2023 Teaching IB, AP, and A Level ChemistryMessages from IB and AP Students Accepted to Gachon Medicine and Sydney Pharmacy2023 IB Chemistry Scores Are Arriving: The Exam Seems to Have Been Very Difficult2023 AP Chemistry: Around Ten Students with 5s, with Results Arriving in Real Time2023 SNU Admits Who Took IB Chemistry and Biology: Totals of 43 and 422023 AP Chemistry Is Over: A Collection of Students' ReactionsHow I Teach Chemistry IA Lessons, and Youth Academic ReportsHow to Study IB Chemistry Paper 3, and Recent Student ResultsLooking Back at Years of Thank-You Messages from IB Chemistry Students—I'm So GratefulA Favorite Former IB Student at the University of Hong Kong Would Like to Tutor EconomicsThoughtful Gifts from IB Students Heading to University, as Another Round of Lessons BeginsA Favorite Former Student Would Like to Tutor IB Biology—Here's Her IntroductionWhy Students Can Get a Final IB Chemistry 7 Without a Predicted 7: School Grades Don't Always Show Their AbilityHow Did Two Middle-School Students Earn AP Chemistry 5s? Let's Find OutAfter the 2022 IB Chemistry Finals: I Planned to Rest, But…2022 AP Chemistry Is Over and Seems Manageable—But There's Another Exam Sitting to Prepare For!All 7s in IB Chemistry at Jakarta Intercultural School, and Physics Lessons ResumeFree IB Chemistry Lessons and Recent Student Messages—Thank You!Four Students Contacted Me About NUS: Revisiting Their Profiles and IB ScoresFour Students Went to Yonsei: A Look at Their Profiles—All Studied IB Chemistry with MePreparing Thoroughly for AP Chemistry Question PracticeTeaching AP and IB Chemistry Is So Rewarding—Thank You!2021 Chemistry IAs: Finishing Before the First-Draft DeadlineHow Can You Write a Good Chemistry or Biology IA?How to Study IB Chemistry and Work Toward a 7How to Study AP Chemistry—Advice from JjangJiHow to Study IB Biology, and Tutoring with Grace2021 IB Chemistry Results: UCL Pharmacy, NUS, Toronto, Imperial, KAIST, and Many Totals of 44–45, Plus BiologyA Collection of AP Chemistry Homework Videos and Free LessonsAP Chemistry and Biology Begin: Perfect Scores in Both SAT Subjects, and Where to Find Chemistry MaterialsThe IB Chemistry Finals Are Over—Congratulations to Everyone Who Did Well!IB and AP Chemistry Teaching Burnout and the Emptiness of a 400-Million-Won Stock GainIB and AP Chemistry Results, Before Taking Some Time to RestHoping to Move Toward Advance-Preparation Group Lessons in IB and AP Chemistry, Physics, and BiologyThe Most Reliable Route to an SAT Chemistry 800, with Videos and a Two-Month Preparation StoryFour AP Chemistry Scores of 5, Plus Four Top AP Economics Results—This Is Rewarding!Forming AP, SAT, and IB Chemistry Groups, Plus Lessons on Structuring a Chemistry IAIntroducing an Economics and Business Teacher: Experience, Profile, and Many IB Students Accepted to SNUIntroducing a SAT and AP Physics Teacher: Experience, Intensive Courses, and IB Chemistry ResultsRewarding Moments Teaching IB and SAT Chemistry, Praise for Our Biology Teacher, and SNU AdmissionsMeet Our IB and AP Biology Teacher: IB Chemistry Holiday Courses, Medical-School Preparation, and English WritingThe Difficult Reality of SAT Chemistry Preparation and the June 6 Exam at Chadwick and Other Schools—CanceledSNU Medicine with a Predicted IB 43: No SAT Chemistry or AP Chemistry Score, After Advance IB Chemistry and Biology LessonsAP Chemistry Ends and IB and SAT Chemistry Begin: 2020 Answers and Lessons with Chadwick, KMLA, NLCS, US, and China Students2020 AP Chemistry Sample Answers and ExplanationsInside IB Chemistry Lessons: Course Information and Online SAT and AP Chemistry ClassesInside Online Chemistry Lessons, and How to Approach IB ChemistryRewarding Messages After IB Chemistry Lessons, and a New Beginning for Incoming IB StudentsAP Chemistry: Reviewing Important and Unfamiliar TopicsMay 2020 AP Chemistry: Exam Scope, Schedule, and PreparationIB, AP, and SAT Biology with Grace: English-Only Lessons, Plus Korea University Offers for Overseas StudentsAP Chemistry: Help with Final Exam PreparationA HighFour Chemistry Competition Win and US University Costs: Southwestern University PharmacyIB, AP, and SAT Exam Cancellations: IB Students Still Working Toward SNUOxford Rejection and a Cambridge Offer: IB Predictions and Conditions, with a 2025 Oxford UpdateOverseas Students’ Toronto, HKU, and HKUST Offers and SNU ApplicationsPreparing for IB Chemistry Finals and High AP and SAT Scores: Practice Strategy and Class ScheduleIB Chemistry Final Preparation and Students Who Speak Four LanguagesIB Chemistry: Reaching the End of IA SeasonThe AP Chemistry Exam Is Approaching: A 2020 UpdateHKU and HKUST Offers, and an IB Chemistry 7 at Chadwick in SongdoFree Introductory Chemistry Lessons for SAT, IB, and APAP Chemistry Lessons for Chadwick, KMLA, and Jeju International-School StudentsA Class of Four Girls, and IB Chemistry Lessons for Chadwick StudentsChemistry IA Lessons: Editing, Structure, and Writing SupportIB and AP Chemistry: Organic Chemistry Video MaterialsIB Chemistry Redox and Stoichiometry Test ResultsPerfect SAT Chemistry Scores and Students Studying AheadAP, IB, and SAT Chemistry ResourcesWhat to Know Before Studying IB ChemistryHow to Work Toward a 5 in AP Chemistry in 20202019 AP Chemistry FRQ: How to Solve the Final Question2019 AP Chemistry FRQ: Questions 5 and 62019 AP Chemistry FRQ: Question 42019 AP Chemistry FRQ: Question 32019 AP Chemistry FRQ: Question 2 Explained2019 AP Chemistry FRQ: Question 1 ExplainedHow to Earn 800 in SAT Chemistry: A 2019 Study GuideUnderstanding the IB Chemistry SyllabusHow to Write an IB Chemistry or Biology IASAT Chemistry and Biology versus AP Chemistry and BiologyHow to Study IB Chemistry and Biology for a 7June SAT Chemistry: A Moderately Difficult SittingResources for Studying IB Chemistry and Biology Ahead of SchoolWriting a Clear Chemistry or Biology IA and Working Toward Top MarksEarning 7s in IB Chemistry and BiologyEvery SAT Chemistry Student Earned 800: Congratulations!Renaissance International School: IGCSE Paper 6 ReactionsSigns of a Perfect SAT Chemistry Score: Hoping for 800A University of Colorado Early OfferKAIST Acceptance with a Predicted IB Score of 45: A Student Story30,000 English WordsAP Biology VocabularyAP Biology Vocabulary, Pronunciation, and Definitions: Part 2AP Biology Vocabulary, Pronunciation, and Definitions: Part 1IB Organic Chemistry 2: Proton NMR and MoreFree SAT II Chemistry Lessons: The Beginning of an Unfinished SeriesJohns Hopkins University: Accepted Applicant ProfilesFree IB Biology HL Lessons: Writing Answers on CarbohydratesAs the Blog Approaches 100 VisitorsFree Online IGCSE Biology Lessons: Cambridge 0610 Past QuestionsFree IB Organic Chemistry Lessons: Series 1The Preparation Level of Students Taking IB HL Chemistry and BiologyFree Introductory IB Biology HL LessonsFree Biology Lesson: Kwashiorkor versus MarasmusDecember 2018 SAT II Biology ReviewDecember 2018 SAT II Chemistry ReviewHow I Answer Students’ Questions During LessonsEvery IGCSE Biology Student Reaches B or AboveAn IB Biology SL Student’s ExamNovember SAT Chemistry: Every Student Scored Above 780Princeton University: Accepted Applicant ProfilesAn IGCSE A+ and Progress with HomeworkMoving from 770 to 800 in SAT II ChemistryHarvard University: Accepted Applicant ProfilesSAT II Chemistry: Topic Weightings and Exam ScopeStanford University: Accepted Applicant ProfilesMIT: Accepted Applicant ProfilesWhere to Find IB Diploma Past Papers2019 THE World University Rankings: Top 100Caltech: Class of 2022 Accepted Applicant ProfilesIntroducing Kaplan SAT Subject Test BiologyNAD⁺ to NADH and a Discussion of the Birch Reaction