1600s
1700s
1800s
1900s
2000s
100

The first _______ telescope was invented by Hans Lippershey in 1608.

refracting

100

The piano was invented by _____ in 1709.

Bartolomeo Cristofori

100

This invention was patented by Samuel Fahnestock in 1819.

soda fountain

100

Frozen foods were first used by ____ . 

native people

100

The artificial ____ was invented by Dr. Kenneth Matsumura in 2001.

liver

200

A steam engine was first invented by ________ in 1628.

Giovanni Branco

200

The first mercury thermometer was invented by _____ in 1724.

Gabriel Fahrenheit

200

This magnet was made by Willian Sturgeon in 1825.

the electromagnet

200

This device was invented by Dr. Kowenhoven in 1932 for jump-starting the heart with a burst of electricity.

Defibrillator

200

The iphone was developed by ______ Ive, an Englishman, in 2007.

Johnathon

300

The barometer was made by Evangelista Torricelli in______.

1643

300

The first English language dictionary was published by _____ in 1755.

Samuel Johnson

300

This ice machine was invented by Jack Perkins in 1834.

an early refrigerator

300

This vehicle was designed for the army during WWII.

Jeep

300

Facebook was created by Marc ________ in 2004.

Zuckerberg

400

A calculator, or _________, was made by Blaise Bosco in 1642.

adding machine

400

The electric telegraph was patented by ______ in 1774.

Georges Louis Lesage

400

Pasteurisation was created by _______ in 1856.

Louis Pasteur

400

In 1947 this device was introduced by Dr. Land as a camera that could develop pictures in 60 seconds.  

Polaroid Camera

400

______, a popular video streaming site, was created by Steve Chen, Chad Hurley and Jawed Karim

Youtube

500

The first ________ telescope was first built by James Gregory in 1663.

reflecting

500

A smallpox vaccination was created by _____ in 1796.

Edward Jenner

500

The shoe welt stitcher was invented in ______ by American, C. Goodyear Jr. 

1874

500

The atomic bomb was made by the army and ______ in 1946.

Robert Oppenheimer 

500

Instagram was invented by ______ Systrom and _____ Kreiger in 2010.

Kevin / Mike