Puzzles to improve logical thinking and polish up maths skills. Simply follow the rules to fill in the circles. Level B from 5x5 to 9x9. Level A grids range from 4x4 to 6x6 (product code 53642). Full instructions and answers provided.
Improve your logical thinking and polish your maths skills with these stimulating, complex number puzzles. Once you start, you won't want to stop! Each puzzle consists of rows and columns of circles and numbered diamonds. Your challenge is to fill in the empty circles following a few simple rules. The diamonds contain the sum of the numbers to be placed in the four adjacent circles. The tricky part: numbers must occur only once in each row or column of circles- no repeats! Each reproducible page includes instructions and two or three puzzles with gridsizes 5x5 through 9x9. Level B contains over 100 challenging puzzles!
Number Junctions Level B Educational Activity Book - 193305459X