 They also offer extra core academic classes, such as Physics, Anatomy and Physiology, Pre-Calculus, and D.C. Calculus, for those who wish to have a more rigorous schedule or to explore an area of academics further.Until the 2005 school year, River Valley also offered 3 foreign languages (Spanish, French and German) but had to drop German due to financial difficulties.In 2010 they dropped French, also due to financial difficulties.