# Brain Play Problems and Solutions

Below are PDF versions of all the Brain Play problems and solutions to date.

5/23/15 - Wolf, Goat, Lettuce

5/30/15 - Solution to Wolf, Goat, Lettuce

7/18/15 - Light Bulbs

7/25/15 - Solution to Light Bulbs

9/19/15 - Salt and Pepper

9/26/15 - Solution to Salt and Pepper

12/19/15 - A Phony Proof

12/26/15 - Solution to A Phony Proof

3/19/16 - Leapfrog

3/26/16 - Solution to Leapfrog

5/21/16 - Troll Trouble

5/28/16 - Solution to Troll Trouble

9/17/16 - Cut Corners

9/24/26 - Solution to Cut Corners

12/31/16 - City Council

1/7/17 - Solution to City Council

3/25/17 - Swans

4/1/17 - Solution to Swans

6/24/17 - Pennies

7/1/17 - Solution to Pennies

9/23/17 - Duo Dominoes

9/30/17 - Solution to Duo Dominoes

12/30/17 - Spider Socks

1/6/18 - Solution to Spider Socks

3/24/18 - A Triangle of Prime Opportunity

3/31/18 - Solution to A Triangle of Prime Opportunity

6/16/18 - A Recurrence Riddle

6/23/18 - Solution to A Recurrence Riddle

9/29/18 - Bridging the Gap

10/6/18 - Solution to Bridging the Gap

1/5/19 - Moving Day

1/12/19 - Solution to Moving Day

3/30/19 - A Magic Trick

4/6/19 - Solution to A Magic Trick

6/22/19 - Stargazing

6/29/19 - Solution to Stargazing

9/28/19 - Pirate Gold

10/5/19 - Solution to Pirate Gold

12/28/19 - An Interplanetary Currency

1/4/20 - Solution to An Interplanetary Currency

7/11/20 - The Magic Checkerboard

7/18/20 - Solution to The Magic Checkerboard

1/16/21 - Counterfeit Detective

1/23/21 - Solution to Counterfeit Detective