The school bus was said to have been hit as it was driving via a market in the rebel-held region of Saada, according the news reported by Houthi-run Al-Masirah TV
The children were on their way to summer camps, Yahya Sha'em, head of the Houthi-held health office in Saada told CNN.
With development, The International Committee of the Red Cross said that they are sending supplies to ICRC-supported hospitals to support of casualties.
Saudi-led coalition have label the airstrike to be a targeted military operation, as a retaliation to a Houthi ballistic missile which was targeted to the kingdom's of Jizan province on Wednesday night.
The news reported by Saudi Arabia's official news agency has it thatRead More "The targeting that happened today in Saada province was legal military action to target elements that planned and executed the targeting of civilians in the city of Jizan last night, killing and wounding civilians," the Saudi Press Agency cited official coalition spokesperson Turki al-Maliki as saying.
One person was killed in that attack, Saudi state media reported.
According to CNN; Houthi media broadcast gruesome footage appearing to show the dead bodies of some children, why video footage showed a young boy carrying a UNICEF backpack being escorted to a hospital, with his face stained with blood and a medical staff tried to treating his injuries.