Discoveries and inventions Crossword

This printable crossword puzzle has 16 clues. Answers range from 4 to 14 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.

Watt steam engine was invented by ________
Thomas Edison invented __________
Telephone was invented by
Penicillin was discovered by
Who invented the car engine
Who discovered Zero
Who first discovered America
Mark Zuckerberg invented ________
Inventor of Apple Company ______
He first used the telescope to view stars and planets ____
Discovered the theory of Gravity
Invented the first airplane
Vasco da Gama discovered _____
Samuel Fox invented ______
Who invented Mickey Mouse
Gustave Eiffel built