Slinky

What is a wave? Most of us think of the waves we see at the beach. The waves come in ...

All waves behave in certain characteristic ways. They can undergo refraction, reflection, interference and diffraction. These basic properties define the ...

In this activity, students model how sound travels by sending waves along two stretched plastic slinkies tied together.

In this recorded professional learning session, Greta Dromgool and Ted Cizadlo will build your confidence to teach about the Physical ...