New posts in recreational-mathematics

Which books would you recommend about Recreational Mathematics?

Finding the common integer solutions to $a + b = c \cdot d$ and $a \cdot b = c + d$

Expected time to fuse a $D_{10}$ dragon

Product of all numbers in a given interval $[n,m]$

Distributing pebbles

How many turns can a chess game take at maximum?

What is the Probability of someone meeting a person they know on a train?

Find the value of $3^9\cdot 3^3\cdot 3\cdot 3^{1/3}\cdot\cdots$

Finding a four-digit number $\overline{abcd}$ such that $(\overline{ab})^2+(\overline{bc})^2+(\overline{cd})^2=\overline{abcd} $

The Best Strategy and Highest Possible Score for the "Threes!" Game.

Why 6 races are not sufficient in the 25 horses, 5 tracks problem

How was "Number of ways of arranging n chords on a circle with k simple intersections" solved?

How to create a cube out of uneven sides [closed]

For what natural $n$ does there exist a cube composed of $n$ cubes and more

What's the best way to catch wild Pokémon in Pokémon GO?

Given three non-overlapping circles, can we construct (via straightedge and compass) the triangle of minimum perimeter with one vertex on each circle?

A non-trivial, non-negative, function bounded below by its derivative with $f(0)=0$?

Intuition behind sums of sums of whole numbers

Literature on Mathematical Problem Posing

What is the largest value not attained by coins worth $\$0.25$ and $\$0.29$? (Frobenius Coin Problem)