Tanya Khovanova's Math Blog
Blog Tanya Khovanova. Tanya Khovanova's Math Blog...
Read Blog.tanyakhovanova.com news digest here: view the latest Blog Tanya Khovanova articles and content updates right away or get to their most visited pages. Blog.tanyakhovanova.com is not yet rated by Alexa and its traffic estimate is unavailable. It seems that Blog Tanya Khovanova content is notably popular in USA. We haven’t detected security issues or inappropriate content on Blog.tanyakhovanova.com and thus you can safely use it. Blog.tanyakhovanova.com is hosted with New Dream Network, LLC (United States) and its basic language is English.
Content verdict: Safe
Website availability: Live
Language: English
Last check:
-
N/A
Visitors daily -
N/A
Pageviews daily -
5
Google PR -
N/A
Alexa rank
Best pages on Blog.tanyakhovanova.com
-
Tanya Khovanova's Math Blog 3rd January 2026, 02:07 pm My goal is to expand my students’ minds. So, though my STEP program is about mathematics, I sometimes give problems from other areas for homewo...
-
Tanya Khovanova's Math Blog » Blog Archive » My Number
The answer is 70. This is a little bit tedious but I wrote everything out so that anyone can understand it. OK. maybe not anyone, but as many people as possible. TN = Tanya’s number (1) The in...
-
Tanya Khovanova's Math Blog » Blog Archive » A Random Scale
Suppose we have 3 n identical-looking coins. One of the coins is fake and lighter than the other coins which all are real. We also have a random scale. That is a scale that at each weighing behaves ra...
Blog.tanyakhovanova.com news digest
-
1 month
My goal is to expand my students’ minds. So, though my STEP program is about mathematics, I sometimes give problems from other areas for homework. Here is a recent physics one.
Puzzle. You have a brick of 1 kilogram. How does the weight of the brick change during the year?... -
1 month
Here is a probability puzzle I heard from my son Sergei. We even included this puzzle in our book Mathematical Puzzles and Curiosities. Our book includes the answer but omits the details. So, this blog post is devoted to said details.
Puzzle. Alice rolls a die until she gets 6. Then Bob observes that she never rolled a 5.... -
1 month
I wrote a book. This is my first book, so I am very proud. I wrote it together with two brilliant puzzle lovers, Ivo Fagundes David de Oliveira and Yogev Shpilman. The book is published by World Scientific and is available for pre-order: Mathematical...
-
1 month
A New Twist in a Famous Problem
I recently gave my STEP students a question from our old 2014 PRIMES entrance test.
Puzzle. John’s secret number is between 1 and 216 inclusive, and you can ask him yes-or-no questions, but he may lie in response to one of the questions. Explain how to determine his number in 21 questions....
Domain history
| Web host: | New Dream Network, LLC |
| Registrar: | Netregistry Wholesale Pty Ltd |
| Registrant: | REDACTED FOR PRIVACY |
| Updated: | November 06, 2024 |
| Expires: | August 13, 2028 |
| Created: | August 13, 2001 |
Whois record
Safety scores
Trustworthiness
ExcellentChild safety
N/A
