The ghost of Mendeleev. Yankin R. G.

What would you do if you hear in the silence of empty school corridors the echoing steps of the ghost of Mendeleev or unexpectedly finding an ominous black mark on the threshold of your apartment? And what would you think if in the summer you met a girl on skiing on the street, or would you suddenly have grown up to twenty centimeters in a day? Get to know the Cossack branch, her girlfriend’s mouse and their classmate Grunkin, and you will learn many more amazing, mysterious and just funny stories.