2. a desktop computer a rotary phone a typewritera camera

3. an address bookan encyclopedia a mapa dictionary

4. a cameraa dictionary

5. a map a rotary phone

6. an encyclopedi a a typewriter

7. an address book a desktop computer

10. Cool! My dad/mom didn’t have / had a… When he/she was a child, my dad/mom didn’t have a… my dad/mom had a…

19.  Thinkstock photos  Flickr

20. Slides 2 – 3  Elicit the names of the objects on the slide.  Click to reveal answers.

21. Slides 4 – 7  Refer students to the images on the slide;  In pairs, talk about the vocabulary they can remember;  Click to reveal answers.

22. Slides 8 - 9  Tell students they will watch a video about the evolution of the desk.  Tell them to spot in the video the objects from previous slides;  Click on the link to play video;  Move to the next slide to check answers.

23. Slide 10  Refer sts to the model dialogue on the slide.  Have students talk about their parents’ habits in the past. Provide personal examples if needed.

24. Slides 11 - 13  Tell students they will watch a video on kids reacting to old objects;  Have students vote on the object they would like to watch kids reacting to. Click the object to be taken to the task;  Click the link to play the video (up to 2’30”).  Refer students to the questions and have them discuss;

25. Slide 14  Refer them to the images on the board. Have them discuss in pairs what kinds of apps are being shown;  Click to reveal answers.

26. Slide 15  Refer students to the images on the slide;  Elicit from sts the word we use to talk about something we do all the time. Point to the image with 100%. Click to reveal answers;  Repeat procedures with the following images.

27. Slide 16  Refer sts to the model dialogue;  Have sts talk about how often they use those kinds of apps;  Encourage sts to react to their partners answers and ask follow- up questions.

28. Slide 17  Refer sts to the questions on the slide;  Have sts discuss them;

29. Slide 18  Have students design their own app.  Encourage students to compare their ideas and vote on the best ones.