I was confused by this too a long time, since i am living in a metric world. Tablespoon and teaspoon are units and you can buy measurement tools for tablespoons

I was confused by this too a long time, since i am living in a metric world. Tablespoon and teaspoon are units and you can buy measurement tools for tablespoons, teaspoons and cups. Weight is far superior as a cooking unit, due to flour compression etc. So if possible use weights :)