CodyCross Inventions Group 51 Puzzle 2 Answers.Welcome to CodyCross answers and cheats website. In this page you will find all CodyCross Inventions Group 51 Puzzle 2 Answers. Every CodyCross crossword has its own clue you are given and with it you have to guess the answer. If you solve one answer you will get a bonus letter and with it you can find the hidden keyword of CodyCross. Best of luck. If you are not able to find any answer – please let us know.