Coin Puzzles

Interactive coin puzzles - move, slide or jump the coins

Coin Puzzles

Interactive coin puzzles - move, slide or jump the coins

Uncovering Octagon

#20 Nov 12, 2017 by Serhiy Grabarchuk Jr

Convert the hexagonal shape into the hollow octagon.

House Downsizing

#19 Nov 05, 2017 by Serhiy Grabarchuk Jr

Change one house shape into another using the most optimal way…

Arrow Right

#18 Oct 29, 2017 by Edouard Lucas

Turn the coin arrow to the right. Reach the goal in nine single-coin sliding moves.

The Jumping Coins

#17 Oct 29, 2016 by Edouard Lucas

Exchange the two groups of coins.

Presidents’ X-change

#16 Sep 25, 2016 by Serhiy Grabarchuk Jr

Exchange the two diagonals of the square array employing the minimum single-coin sliding moves.

Cut off the Corners

#15 Aug 13, 2016 by Serhiy Grabarchuk Jr

Move the minimum number of coins to get rid off ALL the right coin angles.

A Coin Necklace

#14 Jul 16, 2016 by Serhiy Grabarchuk Jr

Convert the necklace into two triangles (“diamonds”), different in size. Three sliding moves are required.

Olympic Coins 2

#13 Jul 09, 2016 by Serhiy Grabarchuk Jr

Flip the “Olympic Coins” shape as shown in the Goal, performing just six special single-coin moves.

The Frame Switch

#12 Jul 01, 2016 by Serhiy Grabarchuk Jr

Reach the square frame in the Goal position. A move consists of sliding a coin to a new position where it has to touch at least two other coins. Happy 4th of July!

The Delta Unfold

#11 Jun 24, 2016 by Serhiy Grabarchuk

“Unfold” the coin delta in a series of single-coin moves…

Always Three

#10 Jun 17, 2016 by Serhiy Grabarchuk Jr

By moving one coin at a time, reach the Goal position so that after each move…

The Coined Rows

#9 Jun 10, 2016 by Serhiy Grabarchuk Jr

Eight coins are arranged into 4 rows of three coins each. Move just two coins to get…

Olympic Coins

#8 Jun 03, 2016 by Serhiy Grabarchuk Jr

Change a stylized “Olympic” pattern into the one shown in the Goal. Single-coin sliding moves to do that.

The GO Challenge

#7 May 27, 2016 by Serhiy Grabarchuk

Convert the “G” letter into the “O” letter. A move consists of sliding a coin to a new position where it has to touch at least two other coins.

In Puzzleland

#6 May 20, 2016 by Sam Loyd

Nine coins placed in a 3×3 array, produce 8 rows of three coins each – three horizontal rows, three vertical rows and two main diagonals. Move the minimum possible number to…

Coins & Triangles

#5 May 13, 2016 by Kobon Fujimura

Fifteen equilateral triangles can be spotted in this arrangement. What is the minimum number of coins to be removed in order to get rid of all the equilateral triangles in it?

Wi-Fi Switch

#4 May 06, 2016 by Serhiy Grabarchuk Jr

Convert the “W” letter into the “F” letter. A move consists of sliding a coin to a new position where it has to touch at least two other coins.

Nob’s H-2-O

#3 Apr 29, 2016 by Nob Yoshigahara

Convert the “H” letter into the “O” letter – a 3×3 coin square without the central coin. A move consists of sliding a coin to a new position where it has to touch at least two other coins.

The Six Pennies

#2 Apr 22, 2016 by Henry E. Dudeney

Turn the two rows of coins into the coin circle in just three moves. A move consists of sliding a coin to a new position where it has to touch at least two other coins.

Coin Cup

#1 Apr 15, 2016 by Serhiy Grabarchuk Jr

Move just two coins to turn a coin cup upside-down. The restriction is that after each move a moved coin should touch two other ones.

Uncovering Octagon

#20 Nov 12, 2017

by Serhiy Grabarchuk Jr

Convert the hexagonal shape into the hollow octagon.

House Downsizing

#19 Nov 05, 2017

by Serhiy Grabarchuk Jr

Change one house shape into another using the most optimal way…

Arrow Right

#18 Oct 29, 2017

by Edouard Lucas

Turn the coin arrow to the right. Reach the goal in nine single-coin sliding moves.

The Jumping Coins

#17 Oct 29, 2016

by Edouard Lucas

Exchange the two groups of coins.

Presidents’ X-change

#16 Sep 25, 2016

by Serhiy Grabarchuk Jr

Exchange the two diagonals of the square array employing the minimum single-coin sliding moves.

Cut off the Corners

#15 Aug 13, 2016

by Serhiy Grabarchuk Jr

Move the minimum number of coins to get rid off ALL the right coin angles.

A Coin Necklace

#14 Jul 16, 2016

by Serhiy Grabarchuk Jr

Convert the necklace into two triangles (“diamonds”), different in size. Three sliding moves are required.

Olympic Coins 2

#13 Jul 09, 2016

by Serhiy Grabarchuk Jr

Flip the “Olympic Coins” shape as shown in the Goal, performing just six special single-coin moves.

The Frame Switch

#12 Jul 01, 2016

by Serhiy Grabarchuk Jr

Reach the square frame in the Goal position. A move consists of sliding a coin to a new position where it has to touch at least two other coins. Happy 4th of July!

The Delta Unfold

#11 Jun 24, 2016

by Serhiy Grabarchuk

“Unfold” the coin delta in a series of single-coin moves…

Always Three

#10 Jun 17, 2016

by Serhiy Grabarchuk Jr

By moving one coin at a time, reach the Goal position so that after each move…

The Coined Rows

#9 Jun 10, 2016

by Serhiy Grabarchuk Jr

Eight coins are arranged into 4 rows of three coins each. Move just two coins to get…

Olympic Coins

#8 Jun 03, 2016

by Serhiy Grabarchuk Jr

Change a stylized “Olympic” pattern into the one shown in the Goal. Single-coin sliding moves to do that.

The GO Challenge

#7 May 27, 2016

by Serhiy Grabarchuk

Convert the “G” letter into the “O” letter. A move consists of sliding a coin to a new position where it has to touch at least two other coins.

In Puzzleland

#6 May 20, 2016

by Sam Loyd

Nine coins placed in a 3×3 array, produce 8 rows of three coins each – three horizontal rows, three vertical rows and two main diagonals. Move the minimum possible number to…

Coins & Triangles

#5 May 13, 2016

by Kobon Fujimura

Fifteen equilateral triangles can be spotted in this arrangement. What is the minimum number of coins to be removed in order to get rid of all the equilateral triangles in it?

Wi-Fi Switch

#4 May 06, 2016

by Serhiy Grabarchuk Jr

Convert the “W” letter into the “F” letter. A move consists of sliding a coin to a new position where it has to touch at least two other coins.

Nob’s H-2-O

#3 Apr 29, 2016

by Nob Yoshigahara

Convert the “H” letter into the “O” letter – a 3×3 coin square without the central coin. A move consists of sliding a coin to a new position where it has to touch at least two other coins.

The Six Pennies

#2 Apr 22, 2016

by Henry E. Dudeney

Turn the two rows of coins into the coin circle in just three moves. A move consists of sliding a coin to a new position where it has to touch at least two other coins.

Coin Cup

#1 Apr 15, 2016

by Serhiy Grabarchuk Jr

Move just two coins to turn a coin cup upside-down. The restriction is that after each move a moved coin should touch two other ones.

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Do you have a handful of coins in your pocket or wallet? Place them on the table and challenge yourself with a clever coin puzzle. A whole bunch of such puzzles we are gathering here in the “Coin Puzzles” collection.

You can spot 10-coin puzzles, 9-coin puzzles, 8-coin puzzles, 7-coin puzzles, 6-coin puzzles, 5-coin puzzles and even 4-coin puzzles. Jump onto solving those interactive coin puzzles right on your screen - no matter whether desktop or mobile. Or replicate with real coins at your table.

Our coin puzzles feature different countries' coins and even cryptocurrency coins. Some examples:

- US Penny: Coin Cup

- UK Penny: Six Pennies

- Japan's 1-yen: Nob's H-2-O

- Euro: Revealing the Pyramid

- Bitcoin: X-Coin Challenge

- Litecoin: Four Coins to Arch

A lot of these coin puzzles are easy-to-grasp and hard-to-achieve the goal. They challenge and stimulate your mind to work on a little bit higher levels.