The Sun Animation Play

The Sun Class activity Play

The Sun and other stars Slideshow Play

The Sun as a light source Student activity Play

Time and distance Class activity Play

Time and distance Whiteboard presentation Play

Trigonometric ratios – distance to a star Whiteboard exercise Play

Trigonometric ratios – problems Student activity Play

Ultraviolet Whiteboard exercise Play

Ultraviolet Student activity Play

UV radiation Animation Play

What can be observed during an eclipse of the Sun? Student activity Play

What can be read from H-R diagram? Student activity Play

Where stars are born? Student activity Play

Where stars are born? Whiteboard exercise Play

White dwarves Student activity Play

White dwarves Whiteboard exercise Play