A beam of light in a rocket Animation Play

A candle in water Animation Play

A census Animation Play

A clock in a rocket Student activity Play

A diode in a bike Animation Play

A diode in a bike Student activity Play

A diode in a bike Whiteboard exercise Play

A family of transition metals Animation Play

A journey to the stars Student activity Play

A journey to the stars Whiteboard exercise Play

A light bulb Animation Play

A light nanosecond Animation Play

A mirror Animation Play

A mirror Whiteboard exercise Play

A mirror Student activity Play

A mirror and a light bulb Animation Play

A mirror and a light bulb Whiteboard exercise Play

A mirror and a light bulb Student activity Play

A mirror and a light bulb Simulation Play

A plane mirror Animation Play

A plate Simulation Play

A plate Whiteboard exercise Play

A plate Student activity Play

A plate Animation Play

A prism Student activity Play