|
Christmas Play958 viewsChristmas Play
|
|
Children930 viewsChildren
|
|
The Paradox of the Duality of Light936 viewsWhen I taught SAT, the discussion of star's "red-shift" turned off topic and into an explanation of light being both a particle (photo-electric effect) and a wave (optics and a prism).
|
|
Student966 viewsStudent
|
|
Adult Advanced ESL Instruction925 viewsAdult Advanced ESL Instruction
|
|
Adult Advanced ESL Instruction947 viewsAdult Advanced ESL Instruction
|
|
|
|
|