Technology and History

Man has always searched for solutions when a 

problem appeared.

Ussually, new ideas led to great inventions.

Sometimes, they were not so effective or efficient

… But man never stopped investigating and 

inventing new things to find a solution to 

his problems.

Adverbs  of Frecuency

Allways

Usually

Sometimes

Never

Searching Information

Name of Invention - Created in  - Date - Inventor

Ballpoint pen

Mobile Phone

Personal Computer