Math
From first-grade counting to senior-year calculus — find the right level and test yourself.
By Grade
From first-grade counting to senior-year calculus.
Mathematics Readiness Quiz for First Grade
Number recognition, counting to 20, and simple addition for kindergarten graduates.
Grade 1 Mathematics Quiz
Counting, addition, subtraction, and number recognition for first graders.
Mathematics Quiz for Grade 2 Entrance Preparation
Numbers, counting, and basic arithmetic operations for second grade.
Math Quiz for Grade 3 Preparation
Addition, subtraction, multiplication basics, and problem-solving for Grade 3.
Grade 4 Math Preparation Quiz
Multiplication, division, fractions, and word problems for Grade 4.
Math Quiz — Grade 5 Preparation
Fractions, decimals, place value, and arithmetic operations for Grade 5.
Mathematics Quiz for Grade 6 Preparation
Arithmetic, fractions, decimals, and introductory geometry for Grade 6.
Mathematics Quiz — Grade 7 Preparation
Operations, fractions, and introductory algebraic expressions for Grade 7.
Mathematics Quiz for 8th Grade Preparation
Algebra, equations, and expressions for entering 8th grade.
Mathematics Quiz for Grade 9 Preparation
Algebraic equations, functions, and polynomials for high school entry.
Mathematics Quiz for Grade 10 Preparation
Algebra, quadratic equations, and function analysis for Grade 10.
Grade 11 Mathematics Preparation Quiz
Algebraic expressions, equations, and functions for pre-calculus readiness.
Grade 12 Mathematics Preparation Quiz
Advanced algebra, quadratic equations, and function properties for senior year.
Arithmetic
Times tables, fractions, percentages — the number skills that everything else builds on.
Multiplication Tables
7 × 8, 12 × 12 — the times tables everything else in math builds on.
Long Division
456 ÷ 12 — dividing large numbers step by step, remainder and all.
Fractions Simplified
12/18 down to 2/3 — simplifying, comparing, and operating on fractions.
Decimals & Percentages
0.75 = 75% = 3/4 — converting between decimals, percentages, and fractions.
Ratio & Proportion
3:5, scale maps, recipe conversions — solving for the missing piece.
Percentages in Real Life
Discounts, tips, salary raises — the percentage math you actually use.
Mental Math Tricks
Squaring numbers ending in 5, multiplying by 11 — shortcuts that beat the calculator.
Math Puzzles & Riddles
Trains, snails climbing walls, and the classic brain teasers built on numbers.
Binary & Hexadecimal Numbers
1010, 0xFF — reading and converting the number systems computers actually use.
Algebra
Equations, functions, and the symbolic side of math — from solving for x to matrices and vectors.
Solving Linear Equations
2x + 5 = 13 — isolating the variable, one step at a time.
Quadratic Equations
ax² + bx + c = 0 — factoring, the quadratic formula, and the discriminant.
Inequalities
Flip the sign when you multiply by a negative — and other inequality rules.
Linear Functions & Graphs
Slope, intercepts, y = mx + b — reading and building the equation of a line.
Systems of Equations
Two equations, two unknowns — substitution, elimination, and solving together.
Logarithms & Exponents
log₂(32), 2⁵ — the rules that govern powers and their inverses.
Complex Numbers
a + bi, i² = -1 — arithmetic in the world beyond the real number line.
Matrices Basics
Rows, columns, determinants — the grid of numbers behind linear algebra.
Vectors Basics
Magnitude and direction — the quantities that scalars alone can't describe.
Sequences & Series
3, 7, 11, 15... — arithmetic and geometric patterns, and the sums they build.
Geometry & Trig
Shapes, space, and angles — from triangles and circles to the unit circle.
Angles & Lines
Vertical angles, transversals, complementary pairs — the basics that geometry builds on.
Triangles
Isosceles, scalene, right — classifying triangles and the Pythagorean theorem.
Circles
Radius, chord, tangent, secant — the vocabulary and formulas of circles.
Area & Perimeter
Rectangles, triangles, circles — measuring the space inside and around a shape.
3D Shapes & Volume
Cubes, cylinders, cones, spheres — calculating volume in three dimensions.
Coordinate Plane
Origin, quadrants, midpoint — navigating the x-y plane.
Trigonometry: Sin, Cos, Tan
SOH-CAH-TOA — the three ratios that connect angles to side lengths.
Trigonometry: Unit Circle
x² + y² = 1 — reading sine and cosine straight off the circle.
Trigonometry Word Problems
Ladders, buildings, ships at sea — applying trig ratios to real scenarios.
Trigonometric Identities
Pythagorean, angle sum, and double angle identities — and how to simplify with them.
Law of Sines and Law of Cosines
Solving triangles, choosing the right law, the ambiguous case, and finding area.
Statistics & Probability
Data, chance, and counting — from averages to combinations and sets.
Mean, Median, Mode & Range
The four basic ways to summarize a dataset with a single number.
Probability Basics
Coin flips, dice rolls, card draws — the fundamentals of chance.
Standard Deviation
How spread out is your data, really? Measuring variability beyond the average.
Data Interpretation & Charts
Bar charts, scatter plots, box plots — reading what the data is actually telling you.
Combinatorics: Permutations
How many ways can you arrange things when order matters?
Combinatorics: Combinations
How many ways can you choose things when order doesn't matter?
Set Theory Basics
Union, intersection, complement — the logic of grouping and comparing collections.
Applied & Prep
Math where it gets used — word problems, finance, test prep, number theory, and a first taste of calculus.
Word Problems: Speed & Distance
Trains, cars, runners — turning distance = speed × time into real answers.
Word Problems: Age & Work
How old is Tom? How fast do two workers finish together? Classic algebra word problems.
Word Problems: Mixture Problems
Salt solutions, coffee blends, alloys — combining substances at different concentrations.
Simple & Compound Interest
SI = PRT/100 vs. exponential growth — the two ways money grows over time.
Financial Math
APR, ROI, present value, amortization — the math behind everyday money decisions.
SAT Math Practice
Algebra, geometry, and arithmetic — the mixed-topic questions the SAT actually asks.
GRE Math Prep
Quantitative reasoning practice across algebra, geometry, and data analysis.
Number Theory: Prime Numbers
2, 3, 5, 7, 11... — the building blocks every other integer is made from.
Number Theory: Divisibility
GCD, LCM, divisibility rules — the shortcuts for working with factors.
Logic & Proof Basics
AND, OR, contrapositive, tautology — the rules behind a valid mathematical argument.
Math in Nature: Fibonacci & Golden Ratio
Sunflowers, seashells, pinecones — where the Fibonacci sequence shows up in the wild.
Calculus: Limits
What a function approaches, even when it never quite gets there.
Calculus: Derivatives
Power rule, product rule, chain rule — finding the rate of change of a function.
Calculus: Integration Basics
Antiderivatives, the constant of integration, and the Fundamental Theorem of Calculus.