Here is yet another Spider Solitaire short story and puzzle (Disclaimer: I do not have a Bachelor of Arts in creative writing). Once upon a time there lived a number of $N$ wooden circular discs. All discs were of different sizes and they were all avid fans of Spider Solitaire. The largest disc a...

Beginner puzzle This puzzle is intended to be suitable for people who are new to puzzle solving. Clarification: Both experienced solvers and new solvers are welcome to post solutions to this puzzle. The number 606 is written on a sheet of paper. What operation must be performed to make the num...

Create an equation using 1, 6, 7 and 8 to equal 2. Can use brackets, plus, minus, subtract, multiply.

Apple Sack Reconstruction Puzzle Problem Statement: You have an apple tree that can produce apples of four colors: red, yellow, green, and blue. Imagine that you collect all these apples and place them in a sack. The sack contains a total of 8 apples, and their order is important. Now, you are gi...

It all started last week, when Acme Engineering loaned him a prototype version of their 3D Home Printer (this was as a reward for Ernie providing them, patent-free, with a suitable building material - fast-setting foam-expanded ametriohylosambranic frothcrete). Ernie's always wants to explore the...