Looking for math riddles? You've found the right page. We've collected 20 kid-safe math riddles, ranging from quick "what am I" warm-ups to head-scratching brain-teasers. Each riddle includes the answer behind a tap, so kids get a chance to guess before peeking. Great as classroom starters, lunch-box surprises, or a family game.
107 math riddles
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Nine tiny tiles form a grid. But four make a medium square, and all nine make one large. Overlap your counts.
Hint: Combine squares of different sizes.
Daniel, my son, is exactly one fifth of my age. In 21 years time, I will be exactly twice his age. My wife is exactly seven times older than my daughter, Jessica. In 8 years time, my wife will be three times older then Jessica. How old are Daniel and Jessica now?
Hint: Daniel…
ees llahs uoy dna sdrawkcab siht daer eeht ot flesti laever lliw elddir eht erbmun a si eulc eht ton si rewsna eht redroni hguorht desuac redro fo tuo yltnerruc nihtiw seil rewsna eht
Hint: ees llahs uoy dna sdrawkcab siht daer eeht ot flesti laever lliw elddir eht erbm…
Farmer Brown came to town with some watermelons. He sold half of them plus half a melon, and found that he had one whole melon left. How many melons did he take to town?
Hint: Farmer Brown came to town with some watermelons…
Find the four digit number in which the first digit is one fourth of the last digit, the second digit is 6 times the first digit, and the third digit is the second digit plus 3.
Hint: Find the four digit number in which the first digit is one fourth of the last di…
Five hundred begins it, five hundred ends it, Five in the middle is seen; First of all figures, the first of all letters, Take up their stations between. Join all together, and then you will bring Before you the name of an eminent king.
Hint: Five hundred begins it…
Count every number carefully. Some digits hog the spotlight. One leads the pack in houses and streets.
Hint: Check the tens and ones places—one number shows up first a lot.
Give me an x, I’ll stand to face you. Give me a cross, I’ll turn my back on you. What am I?
Hint: Give me an x…
how do you make 30p with 2 coins? one of them is not a 20p..
You trek south for three kilometres. Then turn east for four. If a bird flew direct back to start, how many kilometres would it soar?
Hint: Think of a right triangle.
At the zoo, three animals step on a scale. Elephant and 2 crocodiles together weigh 1200 kg. 2 crocodiles and 4 monkeys together weigh 400 kg. Elephant and 4 monkeys together weigh 1000 kg.
Hint: Compare the pairs to find one animal at a time.
How high would you have to count before you would use the letter A in the English language spelling of a whole number.
Hint: How high would you have to count before you would use the letter A in the Englis…
How many 1 foot by 1 foot bricks would it take to complete a building that’s 20 feet long on all four sides and 20 feet high?
Hint: How many 1 foot by 1 foot bricks would it take to complete a building that’s 20 …
Hint: First, find how much water each cup will actually hold.
Hint: Half the garden is filled the day before it’s full.
Hint: ‘All but eight’ means eight are left.
Your drawer is a jumble of colored socks. You need a matching pair for school. The lights are out, and you can’t see. What’s the smallest number you must take?
Hint: Think about the worst luck you could have.
For a class pizza party, each student brings cash. The amount from each equals the total number of students. Together they collect 529 dollars. How many students are there?
Hint: Look for a square number.
A school has 120 kids. 75 love basketball, 60 love soccer. 30 enjoy both. How many sit on the bench?
Hint: Draw overlapping circles.
How many three cent stamps are in a dozen?