I hack, and I volunteer at a kids drop-in center in public housing. (Similar target audience to yours.)
Drones! Especially if they can control them.
Animations! If they have access to chromebooks, get a free stop-motion animation app and show them how to make their own cartoons.
Video chat, maybe. Again, use the chromebooks if they have.
Remote controlled robot gadgets, if you can get them. Kids love stuff where they can control something physical from a screen. https://www.sphero.com/ might have some good stuff.
Beware games. All kids know all about games. You'll be bringing peat to Newcastle, and you'll lose them into the game anyway.
Drones! Especially if they can control them.
Animations! If they have access to chromebooks, get a free stop-motion animation app and show them how to make their own cartoons.
Video chat, maybe. Again, use the chromebooks if they have.
Remote controlled robot gadgets, if you can get them. Kids love stuff where they can control something physical from a screen. https://www.sphero.com/ might have some good stuff.
Beware games. All kids know all about games. You'll be bringing peat to Newcastle, and you'll lose them into the game anyway.