What's this?
This is sign language
Do you know sign language?
Yes, I do/No, I don't
Do we communicate in this way nowadays?
No, we don't
True or False?: A lot of people use the telegraph nowadays
False! People prefer text messages or videocalls.
What's this?
This is a telegraph
True or False?: We use emojis in letters
False! We use emojis in text messages
True or False?: We can use email from our computers and cellphones
True!
Do you prefer videocalls or text messages?
I prefer...
Do you prefer videocalls or phone calls?
I prefer...
True or False?: Letters are virtual
False! Letters are physical. Digital letters are emails.
Do you have a fax machine at home?
Yes, I do/No, I don't
What's this?
This is e-mail
What's this?
This is the radio
True or False?: In the past, some birds delivered messages
True!
What are these?
These are letters
What's this?
This is a fax machine
True or False?: Smoke signals are popular in 2023
False!
True or False?: Radio doesn't exist in 2023
False!
What are these?
These are text messages