Ten Equations that changed the world. (You once told me that some day you wanted me to tell you all about science and engineering. How long have you got? It's all so fascinating and we take it too much for granted.)
Educational infographic & data visualisation Learn Chinese with NihaoHello: Chinese Vocabulary for Emotions/Feelings Infographic Description Learn Chinese with NihaoHello: Chinese Vocabulary for Emotions/Feelings – Infographic Source –
Calculus Derivatives and Limits Reference Sheet - Includes Chain Rule, Product Rule, Quotient Rule, Definition of Derivatives, and even the Mean Value Theorem. Great resources for those in Calculus 1 or even AP Calculus AB.