ID 187815254 © Pongsirionkham | Megapixl.com
Sharing is not just caring, it's also about giving credit - add this image to your page and give credit to the talented photographer who captured it.:
alcohol back background banner blackboard board card chalk chalkboard children class concept control coronavirus covid19 distance education fever fun gel green hand handheld illustration institute knowledge learn lettering liquid mask medical meter new normal open outbreak prepare prevention safe school sketch soap students study stuff teach teacher temperature thermometer university vector washing