Return my voice!

Kristina Strelnikova is a children"s writer, laureate of the All -Russian Literary Prize for children"s writers and poets. S. Marshak for stories for children (2017), laureate of the International Children"s Literary Prize named after Vladislav Krapivin for the story for children “Aunt Hat. Hunting for Tamaranda ”(2016)
In the new novel by Christina Strelnikova Get back my voice! terrible events are taking place. Mitya, Fedya and Lida lose their ability to speak, instead of children they begin to talk their musical instruments! Every day, the cello, flute and piano acquire more and more independence, and children sometimes cannot not only pronounce the words, but are not even able to move their hands. The worst thing is that musical instruments like free life. Will the tools want to give votes to their negligent owners?
For secondary school age