Maybe Zero Is Not to Blame?

Future first-graders Alya and her friend Antonka set out to their math textbook to get back a little foot soldier that was stolen from a word problem. If the kids don’t put things right, trouble is in store for the entire first grade “B”: the “goose pairs” will take power and graze in their notebooks. But could it really be Zero who annulled the foot soldier? Or did the evil Minus take him away?