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happystar's user avatar
happystar's user avatar
happystar
  • Member for 3 years, 11 months
  • Last seen more than a week ago
  • Adelaide SA, Australia
25 votes
Accepted

Barely Illegal Rubik's Cube State

15 votes
Accepted

A Minesweeper Sudoku

10 votes
Accepted

What is an ABC Wordâ„¢?

8 votes

Slitherlink (Sheep & Wolves)

7 votes

Unusual number triads

5 votes

Perfect power nim

5 votes

What is missing from my aunt's inheritance?

5 votes
Accepted

Dominoroto-toto

5 votes
Accepted

Experts at failure

5 votes
Accepted

Are infinite loops possible in the game Reneo?

4 votes
Accepted

Mastermind: What should I guess next? That depends

4 votes

Board with all 2020s

4 votes

Highest n where an equal number in all cells is (im)possible

3 votes
Accepted

Another logic study

3 votes

Find Local Maximum in an Integer Sequence

3 votes

What is this puzzle and what is this solving strategy?

3 votes

Solve the magic square

2 votes

BOOM! Perfect Clear for Mr. T

2 votes

A collapsed suspension bridge

2 votes
Accepted

Selfmate In How Few? #1

1 vote

4x4 grid equations version 2

1 vote

How to fix swapped edges in a 5x5 rubik's cube

1 vote

4 Kids vs easter bunny

1 vote

Chess Construction Challenge #4-Excelsior!

1 vote

Justifying a redouble

1 vote

A fun lateral-thinking Chess puzzle

0 votes

How to solve this Number Grid?