Probably, you think that chemistry is difficult and boring science, and in your presentation a scientist-chemist is a man in a white dressing-gown, constantly mixing up different liquids in a laboratory. But it a bit not so. Cooks, for example, study changes what be going on with foods during preparation of different dishes, druggists use knowledge on chemistry for creation of new preparations that help to be cured us from illnesses, to the engineers this science is needed for development of new models of domestic technique, for example cellular telephones, televisions, washing-machines. Id est actually chemistry is inalienable part of our life : with her processes and reactions it is necessary to clash every day. It happens literally at every step, but we it do not simply notice. If you want to become acquainted with them closer, then rather open this book and proceed to reading! And it really heavy, but very enthralling science about a structure and properties of substances will open to you the great number of secrets and will present new knowledge. And yet you will be able to surprise the friends, doing together with them a few enthralling experiments described in this book. Spend time with a benefit - and you without effort will explain all chemical laws and will do for itself the unbelievable opening, that will help to become the real infant prodigy you to understand, what chemistry nevertheless interesting science.For middle school age.