Number Rules: Math Puzzle Quiz

Number Rules packs four distinct math puzzles into one free brain game and number quiz.
Train your mental math, logic, and focus across formula, deduction, sequence, and combination modes — 770+ stages you can play offline, with no wifi or internet needed.


🔢 Formula Completion
Combine the given numbers to hit the target in this arithmetic puzzle.
Start with addition and subtraction, then unlock multiplication, division, and parentheses across 200+ progressive stages that sharpen your mental math.


🔍 Rule Discovery
Find the hidden math rule between two numbers — a deduction quiz that rewards logic.
Use step-by-step hints to narrow it down, then feel that satisfying "aha!" moment.
30+ unique rules across 175 stages.


📊 Sequence
Fill in the blanks of a number sequence.
From simple 1D arithmetic progressions to tricky 2D grid patterns — 150 logic-puzzle stages that test your pattern recognition.


✨ Combination (NEW)
Find every value you can build from the numbers and operators.
There's no single answer — pick out all the reachable results in this open-ended number puzzle. 250 stages.


📴 Play offline
A true offline game — play on the subway or a flight with no wifi or internet.
Great for killing time, or a calm and focused brain workout. Your progress saves automatically on your device.
(Hint ads and cloud backup require a connection.)


✨ Perfect for
• Adults who love math, logic puzzles, and brain games
• Kids (grade 3+) practicing mental math and arithmetic
• Anyone who wants to kill time with a quiet brain teaser on the go


💡 Ad policy that respects your focus
No banners. No forced ads during stages.
Watch a rewarded ad only when you want a hint.
Practice mode may show a brief interstitial occasionally.
3 free hints per day. One-time "Remove Ads" purchase clears every ad permanently.
(Optional extras like hint packs and a Star Pass are also available.)


🏆 Star rating system
★ Clear · ★★ Clear with few mistakes · ★★★ Perfect with minimum attempts
Replay any stage to improve your rating and challenge yourself further.


No timers. Unlimited retries. No penalties for wrong answers.
The lightest, free way to befriend numbers — a math puzzle and brain game in one.