Directory
Resources
Every course, practice site, test and program on the GiftedGlobe pathways in one place. Free sites cover the full curriculum; paid ones add tutoring, test prep and depth.
Math Math learning & practice
| Site | Best for | Grades | Cost |
|---|---|---|---|
| AoPS | Art of Problem Solving books, online classes and the free Alcumus trainer | 5–12 | Paid |
| AP exam practice | Official AP course and exam pages | 12 | Free |
| Beast Academy | AoPS comic-book curriculum for ages 6–13 | 3–5 | Paid |
| Brilliant | Interactive problem-solving courses | 6–12 | Freemium |
| Canada/USA Mathcamp | Selective summer program | 10 | Paid |
| IXL | Skill-by-skill practice with a Real-Time Diagnostic that pinpoints grade level | 3–11 | Freemium |
| Johns Hopkins CTY | Talent search testing and advanced courses, grades 2–12 | 3–8 | Paid |
| Khan Academy | Free full courses, unit tests and course challenges for every grade | 3–12 | Free |
| Khan Academy course challenge | Check mastery of the full year | 3–7 | Free |
| MIT PRIMES | Year-long math research mentorship | 12 | Free |
| Prodigy Math | Game-based practice, grades 1–8 | 3–5 | Freemium |
| PROMYS | Selective number theory summer program | 11 | Paid |
| PSAT 8/9 | Early benchmark taken through school | 8–9 | Free |
| PSAT/NMSQT & PSAT 10 | SAT benchmark through school | 10 | Paid |
| Ross Mathematics Program | Selective summer program | 11 | Paid |
| SAT practice (Bluebook) | Official full-length digital practice tests | 11–12 | Free |
| StarSpark AI | Socratic AI tutor for K–12 math, science and AP | 3–12 | Paid |
| TestingMom | Prep for gifted tests such as CogAT, NNAT and OLSAT | 3–10 | Paid |
| Zearn | Full K–8 math lessons | 3–6 | Free |
English English learning & practice
| Site | Best for | Grades | Cost |
|---|---|---|---|
| ACT practice | Official ACT test prep | 11 | Free |
| AP English Language (College Board) | Official course and exam guide | 11 | Free |
| AP English Literature (College Board) | Official course and exam guide | 12 | Free |
| AP exam practice | Past free-response questions | 12 | Free |
| CommonLit | Leveled passages with analysis questions, grades 3–12 | 3–12 | Free |
| Iowa Young Writers’ Studio | Selective creative writing summer program | 9–11 | Paid |
| IXL | Skill-by-skill practice with a Real-Time Diagnostic that pinpoints grade level | 3–12 | Freemium |
| Johns Hopkins CTY | Talent search testing and advanced courses, grades 2–12 | 3–9 | Paid |
| Khan Academy | Free full courses, unit tests and course challenges for every grade | 3–9 | Free |
| Membean | Root-based vocabulary training | 3–12 | Paid |
| Newsela | Current-events articles at adjustable reading levels | 5–8 | Freemium |
| NoRedInk | Grammar and writing built on student interests | 4–9 | Freemium |
| Northwestern CTD | Advanced online and summer courses | 6–12 | Paid |
| Outschool | Small live online classes on almost any topic | 12 | Paid |
| Poetry Foundation | Poems, glossary and learning guides | 9–12 | Free |
| PSAT 8/9 | Reading & Writing benchmark through school | 8–9 | Free |
| PSAT/NMSQT & PSAT 10 | Benchmark through school | 10 | Paid |
| Purdue OWL | Writing, research and citation reference | 8–12 | Free |
| Quill.org | Sentence-combining and writing practice | 3–7 | Free |
| ReadWorks | Leveled reading passages with questions | 3–4 | Free |
| SAT practice (Bluebook) | Official full-length digital practice tests | 10–11 | Free |
| TestingMom | Prep for gifted tests such as CogAT, NNAT and OLSAT | 3–10 | Paid |
| Vocabulary.com | Adaptive vocabulary practice | 3–11 | Freemium |
Science Science learning & practice
| Site | Best for | Grades | Cost |
|---|---|---|---|
| AP exam practice | Past free-response questions | 11–12 | Free |
| BrainPOP | Animated science lessons and quizzes | 3–8 | Paid |
| CK-12 | Free science textbooks, simulations and practice | 3–12 | Free |
| Crash Course | Fast video courses in biology, chemistry and physics | 7–12 | Free |
| Generation Genius | K–8 science videos and lessons aligned to NGSS | 3–6 | Paid |
| HHMI BioInteractive | Research-grade biology videos, data and labs | 7–12 | Free |
| IXL | Skill-by-skill practice with a Real-Time Diagnostic that pinpoints grade level | 3–8 | Freemium |
| Johns Hopkins CTY | Talent search testing and advanced courses, grades 2–12 | 3–11 | Paid |
| Khan Academy | Free full courses, unit tests and course challenges for every grade | 6–12 | Free |
| Khan Academy unit tests | Check mastery unit by unit | 9–10 | Free |
| Mystery Science | Short video-led K–5 science lessons with hands-on activities | 3–5 | Freemium |
| Outschool | Small live online classes on almost any topic | 4–12 | Paid |
| PhET Simulations | Interactive physics, chemistry and biology simulations | 3–12 | Free |
| PSAT/NMSQT & PSAT 10 | Includes science-based data questions | 10 | Paid |
| Research Science Institute | Selective summer research program for juniors | 11–12 | Free |
| Science Buddies | Science fair project ideas and step-by-step guides | 3–8 | Free |
| StarSpark AI | Socratic AI tutor for K–12 math, science and AP | 5–12 | Paid |
| TestingMom | Prep for gifted tests such as CogAT, NNAT and OLSAT | 3 | Paid |
GiftedGlobe is an independent guide and is not affiliated with or endorsed by the organizations, contests or products linked on this site. Names are trademarks of their owners. Check each organization’s site for current eligibility, fees and dates. Families should choose acceleration with their child’s school and teachers.