Which of these things did Alexander Graham Bell invent?

• light bulb

• airplane

• telephone

Dr. Carlos Finlay proved that yellow fever was carried by what insects?

• bees

• flies

• mosquitoes

George Washington Carver discovered hundreds of new uses for which nuts?

• peanuts

• almonds

• walnuts

The brothers who invented the airplane were Orville and Wilbur ________.

• Franklin

• Wright

• Graham

Which of these things did Thomas Edison not invent?

• bifocals

• light bulb

• phonograph

Games and toys children played years ago included ________.

• hopscotch and tag

• kites and yo-yos

• both A and B

Look at this photograph of Thomas Edison. Which of these things did this man invent?

• phonograph

• chocolate chip cookie

• airplane

What sweet treat did Ruth Wakef ield discover?