Wave Interference
Adjust wavelength and source separation to see the interference pattern change.
You might also find these useful
Integral VisualizerSee the area under a curve build up as a sum of rectangles, approximating the integral.
Light RefractionAdjust the angle and refractive indices to see how light bends passing between two materials.
Musical Note FrequenciesTap any note to hear its equal-temperament frequency, calculated from A4 = 440Hz.
3D RotationRotate a cube around the X, Y, and Z axes and watch it project onto the 2D screen.