Let me be transparent–I’m not going to pretend these kitchen experiments won’t create a mess. They will. There will be vinegar on your floor, food coloring on hands that lasts a day or two, and ...
Three science demonstrators explore chemistry, air pressure, and science in your kitchen. Three real-life science demonstrators explore the art of chemistry, air pressure, and science in your fridge.
一些您可能无法访问的结果已被隐去。
显示无法访问的结果