Every Subject. Every Level.

From elementary arithmetic to quantum field theory. From basic grammar to advanced literature. Your AI tutors cover it all. More comprehensive than Khan Academy, more interactive than Coursera, more personalized than Kumon.

500+
Topics
15
Expert Tutors
22
Languages
100+
Test Preps

Isaac

Mathematics & Quantitative Sciences

From basic arithmetic to advanced mathematical theory. Isaac makes every concept crystal clear with step-by-step explanations.

Middle School Mathematics

Arithmetic
Pre-Algebra
Algebra I

High School Mathematics

Algebra II
Geometry
Trigonometry
Precalculus
High School Statistics
High School Calculus
AP Calculus AB
AP Calculus BC
AP Statistics
AP Precalculus
A-Level Mathematics
A-Level Further Mathematics
IB Mathematics: Analysis and Approaches SL/HL
IB Mathematics: Applications and Interpretations SL/HL
AMC 8
AMC 10
AMC 12
International Mathematics Olympiad

College Mathematics

College Calculus
Multivariable Calculus
Linear Algebra
Differential Equations
Discrete Mathematics
Partial Differential Equations
College Statistics
Probability Theory
Number Theory
Abstract Algebra
Combinatorics
Graph Theory
Optimization Theory
Regression Analysis
Numerical Analysis
Linear Programming

Professional & Career Applications

Quantitative Trading
Risk Management
Derivatives Pricing
Portfolio Management
Credit Modeling
Data Science
Statistical Analysis
Predictive Modeling
Actuarial Science
Insurance Modeling
Supply Chain Optimization
Revenue Management
Logistics Planning
Computational Physics
Climate Modeling
Biostatistics

Albert

Physics & Engineering

From Newton's laws to quantum mechanics. Albert brings physics to life with real-world examples and clear visualizations.

Middle School Physics

Physical Science

High School Physics

High School Mechanics
High School E&M
Honor High School Mechanics
Honor High School E&M
AP Physics 1: Algebra-Based
AP Physics 2: Algebra-Based
AP Physics C: Mechanics
AP Physics C: Electricity & Magnetism
A-Level Physics
IB Physics SL/HL
International Physics Olympiad

College Physics

General Physics
Classical Mechanics
Electricity & Magnetism
Thermodynamics
Waves & Optics
Astrophysics
Quantum Physics
Nuclear Physics
Renewable Energy Physics

Graduate Physics

Quantum Mechanics
Quantum Field Theory
General Relativity
Particle Physics
Cosmology
Quantum Information Theory

Engineering Applications

Structural Engineering
Semiconductor Engineering
Robotics Engineering
Aerospace Engineering
Renewable Energy Systems
Satellite Engineering
Mechanical Engineering
Electrical Engineering
Civil Engineering
Automotive/EV Engineering
Battery Technology
Power Systems
Embedded Systems
IoT Engineering
3D Printing

Marie

Chemistry & Materials Science

From atoms to complex reactions. Marie breaks down chemistry into understandable concepts with practical applications.

Middle School Chemistry

Introduction to Chemistry

High School Chemistry

High School Chemistry
Honors High School Chemistry
AP Chemistry
A-Level Chemistry
IB Chemistry SL/HL
International Chemistry Olympiad

College Chemistry

General Chemistry
Organic Chemistry
Biochemistry
Physical Chemistry
Analytical Chemistry
Inorganic Chemistry
Materials Chemistry
Environmental Chemistry
Polymer Chemistry

Professional Applications

Pharmaceutical Development
Drug Discovery
Toxicology
Battery Technology
Green Chemistry
Materials Development
Chemical Manufacturing
Environmental Remediation
Analytical Testing

Ada

Computer Science & AI

From your first line of code to advanced AI systems. Ada teaches programming with hands-on projects and real-world applications.

Middle School Computer Science

Introduction to Coding

High School Computer Science

High School Computer Science
Honors High School Computer Science
Introduction to Python
Web Development
Introduction to Java
Mobile App Development
AP Computer Science Principles
AP Computer Science A
A-Level Computer Science
IB Computer Science SL/HL
International Olympiad in Informatics

College Computer Science

Data Structures
Algorithms
Databases
Assembly
C Programming
C# Programming
C++ Programming
R Programming
Swift Programming
Java Programming
Python Programming
Computer Engineering
Artificial Intelligence
AI Ethics
Machine Learning
Operating Systems
Computer Networks
Computer Architecture
Computer Graphics
Cybersecurity
Cloud Computing
Cryptography
Human-Computer Interaction

Graduate & Advanced Topics

Deep Learning
Robotics
Computer Vision
Natural Language Processing
Distributed Systems
Advanced Machine Learning
Reinforcement Learning
Advanced Algorithms
Quantum Computing

Professional Development

Full-Stack Web Development
Backend Engineering
Frontend Engineering
Mobile Development (iOS/Android)
API Development
Game Development
Cloud Engineering (AWS/Azure/GCP)
DevOps Engineering
Site Reliability Engineering
Kubernetes
Application Security
Penetration Testing
Blockchain Development
AR/VR Development
Coding Interview Prep
Prompt Engineering
MLOps
Data Engineering
Data Analytics

Charles

Biology & Life Sciences

From cells to ecosystems. Charles explains the complexity of life with clarity and wonder.

Middle School Biology

Life Science

High School Biology

High School Biology
Honors High School Biology
Anatomy & Physiology
High School Environmental Science
Honors High School Environmental Science
Earth Science
AP Biology
AP Environmental Science
A-Level Biology
IB Biology SL/HL
International Biology Olympiad

College Biology

General Biology
Cell Biology
Molecular Biology
Biochemistry
Ecology
Genetics
Immunology
Marine Biology
Microbiology
Neuroscience
Evolution
Physiology
Developmental Biology

Pre-Medical & Healthcare

Medicine
Nursing
Pharmacy
Physical Therapy
Clinical Laboratory Science
Medical Imaging
Physician Assistant Studies
Biomedical Research
Epidemiology
Public Health
Nutrition Science

Smith

Economics & Business

From supply and demand to global markets. Smith makes economics intuitive with real-world case studies.

High School Economics

High School Microeconomics
Honors High School Microeconomics
High School Macroeconomics
Honors High School Macroeconomics
Personal Finance
AP Microeconomics
AP Macroeconomics
A-Level Economics
A-Level Business
IB Economics SL/HL
IB Business SL/HL

College Economics

Principles of Microeconomics
Principles of Macroeconomics
Microeconomics
Macroeconomics
Econometrics
Game Theory
Behavioral Economics
International Economics
Labor Economics
Development Economics
Money & Banking
Public Economics
Environmental Economics

Business & Finance

Investment Banking
Corporate Finance
Private Equity
Venture Capital
Financial Analysis
Real Estate Finance
Public Accounting
Tax Planning
Audit & Assurance
Digital Marketing
Product Management
Brand Strategy
Management Consulting
Supply Chain Management
Project Management
Business Analytics
E-commerce
Cryptocurrency Trading
Entrepreneurship

Freud

Psychology & Cognitive Science

Understanding the human mind and behavior. Freud guides you through psychological theories and their applications.

Middle School Psychology

Introduction to Psychology
Brain & Behavior

High School Psychology

High School Psychology
Honors High School Psychology
Developmental Psychology
Social Psychology
Introduction to Neuroscience
AP Psychology
IB Psychology SL/HL
A-Level Psychology

College Psychology

General Psychology
Research Methods in Psychology
Cognitive Psychology
Abnormal Psychology
Biological Psychology
Learning & Memory
Sensation & Perception
Personality Psychology
Clinical Psychology
Psycholinguistics
Cognitive Neuroscience
Neuropsychology
Psychopharmacology
Experimental Psychology
Statistics for Psychology

Graduate & Professional

Advanced Cognitive Science
Computational Neuroscience
Cognitive Development
Psychopathology
Advanced Neuroimaging
Counseling Techniques
Organizational Psychology
Mental Health Counseling
Forensic Psychology

More Expert Tutors

Margaret - Anthropology & Sociology

Cultural studies, social theory, ethnography, gender studies, urban sociology

Dewey - Education & Public Health

Educational psychology, curriculum theory, epidemiology, global health

Plato - Government & Law

Political science, constitutional law, international relations, public policy

Socrates - Philosophy & Ethics

Ancient philosophy, ethics, logic, metaphysics, philosophy of mind

Herodotus - History & Geography

World history, US history, European history, physical geography, GIS

Leonardo - Art & Design

Drawing, painting, sculpture, architecture, UX/UI design, graphic design

McLuhan - Communications & Media

Media studies, film studies, digital media, journalism, public relations

Shakespeare - Literature & Writing

British literature, American literature, creative writing, rhetoric, linguistics

Mozart - Music & Performing Arts

Music theory, composition, theater, film studies, performance

Complete Test Preparation

📈 Learn proven strategies for academic success →

College Admissions

  • SAT (Reading, Writing, Math)
  • ACT (English, Math, Reading, Science)
  • PSAT
  • Pre-ACT
  • SAT Subject Tests

Advanced Placement (AP)

  • AP Calculus AB/BC
  • AP Statistics
  • AP Physics 1/2/C
  • AP Chemistry
  • AP Biology
  • AP Computer Science A/Principles
  • AP Psychology
  • AP Economics (Micro/Macro)
  • AP History (US/European/World)
  • AP English (Language/Literature)
  • AP Government
  • 38+ AP Subjects Total

International Baccalaureate (IB)

  • IB Mathematics SL/HL
  • IB Physics SL/HL
  • IB Chemistry SL/HL
  • IB Biology SL/HL
  • IB Computer Science SL/HL
  • IB Economics SL/HL
  • IB Psychology SL/HL
  • IB History SL/HL
  • IB Language A/B
  • All IB Subjects

A-Levels

  • A-Level Mathematics/Further Maths
  • A-Level Physics
  • A-Level Chemistry
  • A-Level Biology
  • A-Level Computer Science
  • A-Level Economics
  • A-Level Psychology
  • A-Level History
  • A-Level Literature
  • All A-Level/AS-Level Subjects

Graduate Admissions

  • GRE General
  • GRE Subject Tests
  • GMAT
  • LSAT
  • MCAT

Professional Certifications

  • CFA Level I/II/III
  • CPA Exam
  • Series 7/63/65/79
  • Bar Exam Prep
  • USMLE Step 1/2/3
  • Praxis
  • Architecture ARE
  • EPPP (Psychology)

Math Competitions

  • AMC 8/10/12
  • AIME
  • USAMO
  • International Math Olympiad
  • Physics Olympiad
  • Chemistry Olympiad
  • Biology Olympiad
  • Informatics Olympiad

Language Proficiency

  • TOEFL
  • IELTS
  • Cambridge English
  • DELE (Spanish)
  • DELF/DALF (French)
  • HSK (Chinese)
  • JLPT (Japanese)
  • TOPIK (Korean)

Learn Any Language

22 languages from beginner to fluency, plus test preparation

English
Spanish
French
German
Chinese (Mandarin)
Chinese (Cantonese)
Japanese
Korean
Italian
Portuguese
Russian
Arabic
Hindi
Bengali
Punjabi
Urdu
Tamil
Vietnamese
Indonesian
Dutch
Afrikaans
Latin

Career-Ready Skills

Learn industry skills that lead directly to high-paying careers

Technology Careers

  • Software Engineering ($150-300k)
  • Data Science ($130-250k)
  • Machine Learning Engineer ($150-350k)
  • Cloud Architecture ($140-280k)
  • Cybersecurity ($120-250k)
  • DevOps Engineering ($130-240k)
  • Product Management ($130-300k)

Finance Careers

  • Investment Banking ($150-400k)
  • Private Equity ($200-500k)
  • Quantitative Trading ($200-800k)
  • Financial Analysis ($80-180k)
  • Risk Management ($100-250k)
  • Actuarial Science ($100-200k)

Healthcare Careers

  • Medicine ($200-500k)
  • Nursing ($70-150k)
  • Pharmacy ($120-160k)
  • Physical Therapy ($75-120k)
  • Physician Assistant ($100-150k)
  • Biomedical Research ($70-150k)

Why Choose Grassroot Academy?

One platform. Every subject. All levels. Available 24/7.

vs. Kumon
500+ subjects vs. just math & reading
vs. Sylvan Learning
1/10th the cost, 10x more topics
vs. Khan Academy
Interactive AI tutors, not just videos
vs. Private Tutors
$19/mo vs. $50-200/hour
vs. Chegg
Learn concepts, not just answers
vs. Coursera
K-12 through graduate level
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