Simulations CDF Standing waves in Bohr’s atomic model Electric dipole Function derivatives Duncan Watts’ “Small Worlds” α-model Wave motion visualization Eiffel tower An anticipatory interaction model for a crowd of pedestrians Electric dance Wolfram Demonstration Project A poly function and its derivative Geogebra The definite integral as the limit of a Riemann sum Basketball 3D Interference of two waves in 3D (double slit experiment)