Mom Dad and 2 kids have come to a river and they find a boat It is small and can only carry one adult or 2 kids at a time Both kids are good rowers but how can the whole family reach the other side?

2 kids row to other side. one kid gets back into boat and rows back to first side. Kid gets out, and parent gets in, and rows to other side. Parent gets out, other kid gets in boat, and rows to first side. kid gets in, and both row to other side kid gets out, other kids rows to first side parent gets in, rows to other side parent gets out, kid rows to first side

kid gets in, both row to other side