Entertaining math, Logical task
10-August-2024 Saturday
Kefir or kvass?
11-March-2024 Monday
There is an error in the task
31-January-2024 Wednesday
Help me solve a math problem?!
09-November-2023 Thursday
How is that possible?
02-July-2022 Saturday
Your reply?
23-June-2020 Tuesday
Problem 3
22-June-2020 Monday
Problem 2
21-June-2020 Sunday
Problem 1
07-February-2020 Friday
Problem about a clock
01-May-2019 Wednesday
New rules = new challenges (2)
01-September-2018 Saturday
A task for the attentive, oh how you have to break your head!
04-December-2017 Monday
A task for pikabushniks (with practical application)
27-April-2017 Thursday
Problem about brothers
27-October-2014 Monday
It may be a daunting task, but I found it interesting