When I was in school I hated homework… Very often I just did not do it, got bad grades and my parents were unhappy.

Biology-Cells: the musical material starts with a structure like a DNA cell and makes different mutations.

Chemistry: every note is a name of a chemical such as H (hydrogen) Ca (calcium), Fe (iron), Ga (gallium), Ge(germanium), Ag (silver), Cd (cadmium), Ba (barium), Hf (hafnium), Hg (mercury), Db (dubnium)

Physics: a dynamic is an amount of energy. Changing this energy ...