Below are some links to games and activities that may stimulate your mind.
Colour Switcher
I need to exit the carpark!
Bloxorz
B-Cubed
Math Maven's Mysteries
The Brain Game
Puzzle Baron's Logic Puzzles
Code Breaking
Break the Code for the CIA
Let's do some code breaking
Code Breaker Mastermind
I need to exit the carpark!
Bloxorz
B-Cubed
Math Maven's Mysteries
The Brain Game
Puzzle Baron's Logic Puzzles
Code Breaking
Break the Code for the CIA
Let's do some code breaking
Code Breaker Mastermind