Free for All Students
Master Grade 8 Math
Interactive lessons, diagnostic assessments, flashcards, and daily practice — everything you need to ace 8th grade math.
All Grade 8 Math features
All units · Step-by-step
Interactive Lessons
Step-by-step lessons covering linear functions, systems, exponents, the Pythagorean theorem, and more.
~25 questions · 25 min
Diagnostic Test
Quick assessment across all 8th grade math topics to identify strengths and weak areas.
Vocab · Rules · Concepts
Flashcards
Review key vocabulary and rules — exponents, scientific notation, slope, and more.
New daily · All units
Daily Question
A fresh 8th grade math question every day covering different units.
Live estimate · Topic mastery
Score Predictor
See how your quiz results map to a typical course grade and where to focus next.
Real-time · Leaderboard
Competitive Mode
Challenge other students in real-time math question battles. Climb the leaderboard.
What's Covered
Unit 1–2: Number System & Exponents
- Rational vs. Irrational Numbers
- Integer Exponents
- Scientific Notation
- Square & Cube Roots
Unit 3–4: Linear Functions & Equations
- Proportional Relationships & Slope
- Linear Functions
- Systems of Linear Equations
- Solving Multi-Step Equations
Unit 5–6: Geometry & Pythagorean Theorem
- Transformations: Translations, Rotations, Reflections
- Congruence & Similarity
- Pythagorean Theorem & Distance
- Volume of Cones, Cylinders & Spheres
Unit 7–8: Statistics & Probability
- Bivariate Data & Scatter Plots
- Lines of Best Fit
- Two-Way Tables
- Patterns of Association