Metal percussion instruments Simulation Play

Musical instruments Whiteboard exercise Play

Optical instruments Whiteboard presentation Play

Optical instruments Class activity Play

Optical instruments Whiteboard presentation Play

Optical instruments Class activity Play

Stringed instruments Simulation Play

Stringed instruments Student activity Play

Stringed instruments Whiteboard exercise Play

Stringed instruments Student activity Play

Stringed instruments Whiteboard exercise Play

The defects of lenses Whiteboard exercise Play

The defects of lenses Student activity Play

The instruments used for observation of the sky Slideshow Play

Using measuring instruments to approximate constructions Student activity Play

Wind instruments Whiteboard exercise Play

Wind instruments Student activity Play

Wind instruments Slideshow Play