Last scheme. I played this as a kid. Bought from someone from across the country.

This one works a bit even after you take out the battery

MoscowMetro new station/train time to train arrival, seconds precision

Never thought the clock hands move following the sun movement (in Northern hemisphere that is)

~6m spaced numbers on a rr platform. Wonder what do they mean?

Yahn(9yo-1m) told me something I didn’t know. #Tetration. Wiki

Noisy vs quiet modern cheap clock mechanisms

Noisy vs quiet modern cheap clock mechanisms

Neighbors renamed their WiFi network to “Xenia, read Mumu”

“Mumu” is obviously one of stories to be read in summer as a school assignment

#English

sotto voce

#english. Surfer=known. Surf?!

Water plant? ;-) (Yahn 9yo-few days)

Area of Duodecagon (12 sides)

https://www.reddit.com/r/Popular_Science_Ru/s/PVrSpV0MgI

Meeting of dinosaur projector with modern video camera

‘Gosh, I'm sorry,' he babbled. 'I'll go back and wait for you to get dressed . . .
‘I am dressed.’
‘But you're . . . your . . . ' Victor looked down, which wasn't a help. 'You've got a navel in your diamond,' he hazarded.

Moving pictures
Terry Pratchett

Straight path

"I'm walking growing here"