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2. Word problem (mathematics education) - Wikipedia

   en.wikipedia.org/wiki/Word_problem_(mathematics...

   Word problem from the Līlāvatī (12th century), with its English translation and solution. In science education, a word problem is a mathematical exercise (such as in a textbook, worksheet, or exam) where significant background information on the problem is presented in ordinary language rather than in mathematical notation.

3. Ages of Three Children puzzle - Wikipedia

   en.wikipedia.org/wiki/Ages_of_Three_Children_puzzle

   The Ages of Three Children puzzle (sometimes referred to as the Census-Taker Problem [1]) is a logical puzzle in number theory which on first inspection seems to have insufficient information to solve. However, with closer examination and persistence by the solver, the question reveals its hidden mathematical clues, especially when the solver ...

4. ADHD and Math: What's the Connection? - Healthline

   www.healthline.com/health/adhd-and-math

   This can make it harder to do math problems with multiple steps. For example, say you get the equation (1 + 2) x 4. First, you’d need to solve for 1 + 2 in the parentheses (3).

5. 3- to 4-Year-Olds: Developmental Milestones - WebMD

   www.webmd.com/parenting/3-to-4-year-old-milestones

   In addition, your 3- to 4-year-old is becoming more social. Your child may now be able to cooperate with their friends, take turns, and may begin to show some problem-solving skills. At this point ...

6. Heuristic - Wikipedia

   en.wikipedia.org/wiki/Heuristic

   A heuristic (/ h j ʊ ˈ r ɪ s t ɪ k /; from Ancient Greek εὑρίσκω (heurískō) 'method of discovery', or heuristic technique (problem solving, mental shortcut, rule of thumb) is any approach to problem solving that employs a pragmatic method that is not fully optimized, perfected, or rationalized, but is nevertheless "good enough" as an approximation or attribute substitution.

7. 10 Games and Puzzles to Exercise Your Brain - Healthline

   www.healthline.com/health/mental-health/games...

   7. Sudoku. Sudoku is a number puzzle where you have to fill a grid with numbers 1 through 9, with each number appearing only once in a row, column, or box. This classic game makes you think ...