How Many Squares Puzzle: Count Squares, Rectangles and Triangles
Count shapes size by size. A step-by-step method for squares, rectangles and triangles, with quick rules, a worked grid and a practice puzzle.
Riddle10 blog
Riddle10 blog
Count shapes size by size. A step-by-step method for squares, rectangles and triangles, with quick rules, a worked grid and a practice puzzle.