Reading a graph Whiteboard exercise Play

Reading a graph Student activity Play

Reading from a map Student activity Play

Reading from a map Whiteboard exercise Play

Reading from graphs Student activity Play

Reading from graphs Whiteboard exercise Play

Reading speed from the graph Student activity Play

Reading speed from the graph Simulation Play

Reading the graph Student activity Play

Real and apparent positions Simulation Play

Real gases Animation Play

Real gases Whiteboard exercise Play

Real gases Student activity Play

Real gases Animation Play

Reflecting telescopes Animation Play

Reflecting telescopes Student activity Play

Reflection of light Whiteboard presentation Play

Reflection of light Class activity Play

Refraction of plane waves Student activity Play

Refraction of plane waves Whiteboard exercise Play

Regular polygons – the equilateral triangle Student activity Play

Relationship between distance and time Animation Play

Road signs Animation Play

Roemer's proof Student activity Play

Rolling and rotations Student activity Play