Writing instrument, system and method for transparent monitoring and analysis of writing

The present invention relates to a writing instrument comprising: a writing element comprises a writing end configured for depositing a writing material on a support; - a plurality of sensors comprising at least: - a force sensor configured to measure a force applied to said writing element, and - a movement sensor configured to measure movement of the instrument in a three-dimensional space; - a communication unit configured to exchange data with aremote device via a wireless communication channel; - a control unit comnnected to a plurality of sensors and to the communication unit configured to control said plirality of sensors and said communication unit and the remote device, a memory unit connected to the control unit and configured to staore one or more measures of said plurality of sensors, and a hollow casing.