Masters trail · ages 16+
Free math practice for 16-year-olds and adults
From sixteen, students work with linear and quadratic equations, graphs, functions, statistics and trigonometry. Many adults also want to brush up on exactly these skills before study or work tests.
Number Quest's Masters trail gives quick rounds on the core of each topic, with a written explanation after every question. It works in any browser, with no account needed.
No sign-up, no ads. Works in any browser.
What children usually work on at age 16+
- Solving linear equations
- Factorising and solving quadratics
- Gradient (slope) from two points
- Sine, cosine and tangent basics
- Mean, median and function notation
Try some example questions
Tap a question to see the answer and how it works.
1. QuadraticsA root of x² − 7x + 6 = 0 is-1617
Answer: 1. The roots are 1 and 6.
2. SlopeWhere does y = -5x cross the y-axis?(0, 0)(0, 1)(-5, 0)(0, -5)
Answer: (0, 0). When x = 0, y = 0.
3. Mean & medianWhat is the mode of 7, 1, 5, 5, 10?71051
Answer: 5. 5 appears twice; everything else once.
Tips for parents and teachers
- Use Practice to target one weak topic at a time.
- Sprint mode is good for exam-speed recall.
- Sign in (13+) to keep progress across phone and laptop.
- A 15-minute daily goal makes a steady revision habit.
Why Number Quest
Free, with no ads and no in-app purchases. Five trails from age 5 to 16+, five ways to play, a daily goal that builds a streak, buddies to unlock and a friendly weekly leaderboard. Questions are made fresh on the device, so there is always something new.
An Android app on Google Play is coming soon. Until then, play free right here in your browser.