A different way of calculating the mean Animation Play

A different way of numbering groups in the periodic table Animation Play

A differential equation with separable variables Animation Play

A diode in a bike Animation Play

A disc and a weight Animation Play

A disc containing n lattice points Animation Play

A disc in the coordinate system Animation Play

A domino and a coin Animation Play

A double bond Animation Play

A double bond in ethene Animation Play

A drop of a parcel Animation Play

A fake force gauge Animation Play

A family of transition metals Animation Play

A figure Animation Play

A figure Animation Play

A figure under reflection in the coordinate system Animation Play

A film played backwards Animation Play

A first-class lever Animation Play

A fixed pulley Animation Play

A flower show Animation Play

A folded sheet of paper Animation Play

A force related to magnetic interaction Animation Play

A Foucault pendulum Animation Play

A fraction Animation Play

A free-falling ball Animation Play

A fridge in space Animation Play

A function and its derivative Animation Play

A function as a sum or difference of functions Animation Play

A gallery of second-degree curves Animation Play

A genealogical tree Animation Play