The Sun and other stars Slideshow Play

The Sun as a light source Student activity Play

Time and distance Whiteboard presentation Play

Time and distance Class activity Play

Trigonometric ratios – distance to a star Whiteboard exercise Play

Trigonometric ratios – problems Student activity Play

Trimodal data Animation Play

Ultraviolet Whiteboard exercise Play

Ultraviolet Student activity Play

UV radiation Animation Play

Variables and cases Student activity Play

What are algebraic expressions used for? Student activity 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

What will the population be in 10 years? Whiteboard exercise Play

What will the population be in 10 years? Student activity Play

Where stars are born? Whiteboard exercise Play

Where stars are born? Student activity Play

White dwarves Student activity Play

White dwarves Whiteboard exercise Play

Working experience box plots Student activity Play

Wrong steps in reasoning Student activity Play

Years of experience box plots Whiteboard exercise Play