Unit 2: Good idea

Name 3 inventions that you know?

• batteries, cell phones, computers

• cell phones, computers, problems

• computers, wheels, solutions

• problems, solutions, useful

What does the phrase "useful invention" mean?

What do you think is the most useful invention?

(What and Why?)

Who is the inventor?

(Choose the false answer)

• Inventors need imagination

• Charles Goodyear

• Alexander Graham Bell

• a telephone

Name 2 things that have wheels

In 1839, Charles Goodyear had an i___. He i_______ the modern eraser.

• imagination, invented

• idea, invented

• idea, invent

• idea, invention

The Wright brothers tried to fly many times, but they f_____

Finally, in 1903, they su_________. Now that we have planes, our world is very different.

• success

• succeeded

• succeed

• failed

Who invented the plane?

• Alexander Graham Bell

• The Wright brothers

• Charles Goodyear

• Edison

How to use hola hoop? Fill in the blank from number 1 to number 5?