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2. Graph labeling - Wikipedia

   en.wikipedia.org/wiki/Graph_labeling

   A lucky labeling of a graph G is an assignment of positive integers to the vertices of G such that if S(v) denotes the sum of the labels on the neighbors of v, then S is a vertex coloring of G. The "lucky number" of G is the least k such that G has a lucky labeling with the integers {1, …, k }.

3. The Mathematical Coloring Book - Wikipedia

   en.wikipedia.org/wiki/The_Mathematical_Coloring_Book

   The book "presents mathematics as a human endeavor" and "explores the birth of ideas and moral dilemmas of the times between and during the two World Wars". [1] As such, as well as covering the mathematics of its topics, it includes biographical material and correspondence with many of the people involved in creating it, including in-depth coverage of Issai Schur, Pierre Joseph Henry Baudet ...

4. Duolingo - Wikipedia

   en.wikipedia.org/wiki/Duolingo

   Duolingo Math is an app course for learning elementary mathematics. It was announced on YouTube on August 27, 2022, at the Duocon 2022 event. [70] Duolingo Math covers math topics through an interactive and gradual approach. It starts with basic arithmetic—addition, subtraction, multiplication, and division. The app also teaches fractions and ...

5. AOL Mail

   mail.aol.com/d?reason=invalid_cred

   You can find instant answers on our AOL Mail help page. Should you need additional assistance we have experts available around the clock at 800-730-2563.

6. Coloring book - Wikipedia

   en.wikipedia.org/wiki/Coloring_book

   This is an accepted version of this page This is the latest accepted revision, reviewed on 7 January 2025. Book containing line art, to which the user is intended to add color For other uses, see Coloring Book (disambiguation). Filled-in child's coloring book, Garfield Goose (1953) A coloring book is a type of book containing line art to which people are intended to add color using crayons ...

7. Numeracy - Wikipedia

   en.wikipedia.org/wiki/Numeracy

   This is why a major target of the Sustainable Development Goal 4 is to substantially increase the number of youths who have relevant skills for decent work and employment [31] because, even outside these specialized areas, the lack of numeracy skills can reduce employment opportunities and promotions, resulting in unskilled manual careers, low ...

8. Free Online Games: Play board games, card games, casino ... - AOL

   www.aol.com/games

   Discover the best free online games at AOL.com - Play board, card, casino, puzzle and many more online games while chatting with others in real-time.

9. GCSE - Wikipedia

   en.wikipedia.org/wiki/GCSE

   The BTEC is another Level 1/2 qualification available in the same territories as the GCSE, and is graded at 5 levels. At Level 2, comparable to A*, A, B, and C respectively are the Distinction*, Distinction, Merit, and Pass. A BTEC at Level 1 is simply marked as "Level 1", with no subdivision. Below that level, a U is awarded, as in GCSEs.