Master the art of 2D and 3D kinematics using vectors! This video breaks down key concepts like displacement, velocity, and acceleration in multi-dimensional motion, with step-by-step vector analysis ...

Bob van Luijt's career in technology started at age 15, building websites to help people sell toothbrushes online. Not many 15 year-olds do that. Apparently, this gave van Luijt enough of a head start ...