100 Number Junctions B

$18.00

CODE: 36023W

Great for numeracy thinking.  Fill in the empty circles so that the number in each black diamond is the sum of the four adjacent circles. Be careful: a number can’t be used more than once in any column or row. Perfect for practicing logic and math skills at the same time. 100 puzzles in each book. Reproducible.
Ages 10 and up