Sudoku and other puzzles can incorporate play and critical thinking skills, while easing students into solving standard math problems.

Want to stretch your kids' critical thinking abilities? Logic puzzles are great problem-solving activities that teach logical reasoning, organizational skills, and critical thinking. Our logic puzzles ...

An introduction to symbolic logic. Symbolic logic provides a framework of formal reasoning with applications in mathematics, cognitive science, computer science and philosophy. Topics include ...

In each circle, the lower left value equals the sum of the numeric values of letters and top tight value equals the difference in the letter values. Assign 1 to 26 numbers to A to Z alphabets.

As an academic discipline, logic is the study of reasoning. Logic puzzles, therefore, involve making a series of inferences and assessing them using reasoning. Easier logic puzzles for kids tend to ...

A deductive system S (in the sense of Tarski) is Fregean if the relation of interderivability, relative to any given theory T, i.e., the binary relation between formulas $\{\langle \alpha,\beta ...