"He built this totally wicked... I don't know, zapper thing. Very 1970's sci-fi. It takes you into a thing he calls the Middleverse. You're there but you're not. You can see other people but they can't see you." Man, he wasn't getting anything with this screwdriver thing. It made sounds and it blinked but otherwise, he suspected it was something only the Doctor could figure out. Still, it was cool to look at and made him feel important.
"You talk to animals too? Could you get any cooler?" Maybe he was a little bit jealous. He gave up on the sonic screwdriver and handed it back using his tail, "Not really. I think it might just be you. Still it's very cool to look at. I'd show you my holo watch but it doesn't work on school grounds. Magical interference." The digital watch on his wrist was totally useless at Hogwarts.