is creating Brain teasers, riddles, logic puzzles, viral math problems

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About Grigorie CIULINARU, PhD

► I post brain teasers, riddles, logic puzzles, viral math problems, and diverse challenge questions that show how mathematics can help make sense of our world.
♦ New maths video Daily (with probability 0.7).
♦ Teacher Doctor PhD Polymath Polyglot Chess Math Orthodox Christian Church Faith Religion Theology Philosophy Missionary Volunteer
♦ I would love some support / feedback so if you enjoyed my videos, please LIKE, SUBSCRIBE & ACTIVATE the bell 🔔 (ALL) – to receive instant, push, real-time notifications with my new posts:
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♦ Feel free to SHARE it & get the word out.

♦ Leave a COMMENT also, & if you have any questions / suggestions / proposals for me, by all means, post it here or use Email, Instagram, Twitter, Facebook, or my personal website. 🙏Thank you. See you 🔜!

⇶→ As for those who feel led to SUPPORT my YouTube channel work via their donations, here are the links:

1) Patreon:

2) To donate via PayPal, put the following into your browser bar:
Paypal info for payments, tips, and such: [email protected]

3) Skrill:

4) Transferwise:

5) Revolut:
🙏 Please consider supporting my YouTube channel on Patreon, Paypal, Skrill, Transferwise, or Revolut. Thank you so much!!

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Actually, this is less of a goal than a puzzle. Can you figure out what significance 777 has for this channel?
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