Tutorial SPb: ITMO University, 2016. 48 s. The textbook was developed in accordance with the program of the course "Thermodynamics and Molecular Physics" of the Federal State Educational Standard of Higher Education for Bachelors in the direction of training 16. 03. 01 “Technical Physics” and the program of the course “Fundamentals of Thermodynamics and Molecular Physics” of the Federal State Educational Standard of Higher Education for Bachelors in the Field of Training 14. 03. 01 - "Nuclear Energy and Thermal Physics" . This edition includes lectures on the basic laws (beginnings) of thermodynamics . The zero, first and second principles of thermodynamics, the combined equation of the first and second principles of thermodynamics, the equations of state of thermodynamic systems, the construction of a thermodynamic temperature scale . are considered.