BLOWING UP A BALLOON admin09/02/19 4th Graders have blown up a balloon without blowing. We have used vinegar and baking soda, both have made a reaction producing carbon dioxide, and that’s why the balloon has been blown up. https://agora.xtec.cat/ceip-la-torre/wp-content/uploads/usu1779/2019/02/WhatsApp-Video-2019-02-07-at-19.36.58.mp4 https://agora.xtec.cat/ceip-la-torre/wp-content/uploads/usu1779/2019/02/WhatsApp-Video-2019-02-07-at-19.36.17.mp4
