Number Patterns
Spot the rule behind each sequence with a free, browser-based logic game. Arithmetic, geometric, square, and Fibonacci patterns included.
Logic & PuzzlesNumber Ordering
Ordering looks trivial until the numbers stop being single digits. Below: why digit length beats the first digit, and how to reject wrong lists in two seconds.
Choose your difficulty
Pick a level to start playing. You can switch at any time.
How to play
Pick the list that runs from smallest to largest.
Tip: your progress and best score are saved in this browser only.
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Logic & PuzzlesWhat you are actually practicing
Putting numbers in order sounds trivial until the numbers stop being single digits. Comparing 98, 104, 99 and 1000 forces you to think about place value instead of reading left to right — and that is exactly the skill this game drills: sort a small set quickly and correctly, under a countdown.
Ordering is also the hidden step inside almost every other numeric task: finding a median, comparing prices, reading a leaderboard. Getting fast at it pays off everywhere else.
How the game works
You are shown a set of numbers in random order and four candidate lists. Pick the list that runs from smallest to largest. A wrong pick reveals the correct order immediately, so every miss shows you the mistake.
Easy uses four numbers under fifty. Medium uses five numbers up to two hundred. Hard uses six numbers that can reach three digits, where the shortest number is not always the smallest.
The relationships worth knowing
Digit count beats the first digit: any four-digit number is larger than any three-digit number, whatever the leading digits happen to be.
Same length, then compare left to right: among 98, 104 and 99, the value 104 is largest because it has three digits; between 98 and 99 you compare the second digit.
Strategies that actually raise your score
Group by length first. Split the set into one-digit, two-digit and three-digit groups. The correct list must run through the groups in that order, which kills most wrong options instantly.
Then check only the ends. Once the grouping is right, the ordering errors are almost always at the two ends of the list, not in the middle.
Do not sort the whole set. You only need to find the one list that ascends. Scan each option for a single place where it goes backwards — that option is wrong, and usually only one survives.
Reject, do not build. Eliminating three bad lists is faster than constructing one good list, and under a countdown that difference is the whole game.