Across
- 4. to talk to someone in distance using radio waves
- 7. to keep you cool when the weather is hot
- 8. to go upstairs and downstairs
- 9. to play video games
Down
- 1. to brush your teeth
- 2. to make calls and send text messages
- 3. a big version of a mobile phone
- 5. a small computer
- 6. to help see in the dark