Youtube, Pyotr Zemskov
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21-August-2022 Sunday
Problem from the Hong Kong Olympiad
04-August-2022 Thursday
The challenge of quantity and quality
28-June-2022 Tuesday
Japanese fashion challenge
27-June-2022 Monday
The theorem that was hidden for 200 years
23-June-2022 Thursday
Continuation of the post "A new solution to the most viral problem"
21-June-2022 Tuesday
Continuation of the post "A new solution to the most viral problem"
17-June-2022 Friday
Cool geometry problem
06-June-2022 Monday
Continuation of the post “What is more important area or perimeter?”
03-June-2022 Friday
An old problem about porridge into shares or parts
31-May-2022 Tuesday
Task for musician Yura
30-May-2022 Monday
What is more important area or perimeter?
28-May-2022 Saturday
Problem Area of ??a charged triangle AKB
26-May-2022 Thursday
The legendary reception of the old sixth grader
25-May-2022 Wednesday
Match puzzle
23-May-2022 Monday
Add Tag Petr Zemskov
22-May-2022 Sunday
OGE greenhouses
18-May-2022 Wednesday
Jigsaw Puzzle Fifth Grader Square
15-May-2022 Sunday
bartender and math
11-May-2022 Wednesday
The task of the sofa expert
10-May-2022 Tuesday
The task they fear
07-May-2022 Saturday
A new solution to the most viral problem
21-March-2021 Sunday
My 365 Days of Freelancing
11-June-2020 Thursday
A drop in the treasury of connections in the music world or who David Allan Stewart is
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