Puzzles test brain power like no other type of game. Here is a puzzle about the inventions and all you need to do is, you have to findout the inventor, that is the scientist name without any gaps. So, have fun, and come back again to see " who invented what ?"
Here is one more puzzles to find out the instruments and their uses. And different branches of studies.
There is no age limit for this puzzle, you can take the help of elders also to know the facts about the scientists.