Librería Samer Atenea
Librería Aciertas (Toledo)
Kálamo Books
Librería Perelló (Valencia)
Librería Elías (Asturias)
Donde los libros
Librería Kolima (Madrid)
Librería Proteo (Málaga)
Barometers and hygrometers are important weather instruments that meteorologists use to gather and analyze data. This book will not only show what these two instruments look like, but it will also explain what they measure. Expect to read about humidity and air pressure and how they are used to understand weather patterns. This book ends with an activity that guides you through making your own barometers and hygrometers.