Top 10 inventions

Which invention is credited with lowering the price of books and helping spread information and knowledge to the masses?

• Medicine

• Printing Press

• Refrigeration

• Plumbing

Which invention was developed in the second century BC by the Han Dynasty and eventually travelled to Europe?

• Engines

• Paper

• Refrigeration

• Compass

Which invention transformed the way the food industry transports and stores food?

• Engines

• Plumbing

• Refrigeration

• Medicine

Which invention helped level out the global population and launched a revolution in social change?

• Medicine

• Wheel

• Electricity

• Communications

Which invention became the backbone of society and sparked the Industrial Revolution?

• Plumbing

• Engines

• Wheel

• Communications

Which invention is considered one of the world's most vital innovations and is found in every aspect of daily lives?

• Wheel

• Electricity

• Communications

• Medicine

Which invention changed global communications forever and was developed by Samuel Morse?

• Refrigeration

• Plumbing

• Printing Press

• Communications

Which invention brought light and power to the masses and became a necessity in everyday life in the mid twentieth century?

• Electricity

• Communications

• Wheel

• Medicine

Which invention made the transportation, commerce, and travel industries what they are today?

• Electricity

• Wheel

• Communications

• Engines

Which invention was developed in earnest starting in the mid 1700s and changed the way the food industry transports and stores food?

• Refrigeration

• Medicine

• Plumbing

• Printing Press