Extrema at critical points Student activity Play

Finding extrema Whiteboard exercise Play

Finding extrema at critical points Student activity Play

Finding extrema at critical points Whiteboard exercise Play

Finding extrema at critical points Whiteboard exercise Play

Finding extrema at points with no derivative Student activity Play

Finding extrema of the modulus function Whiteboard exercise Play

Finding local extrema Student activity Play

Food chains in nature Slideshow Play

Halogen compounds commonly found in nature Slideshow Play

Heavy elements Student activity Play

Heavy elements Simulation Play

Heavy elements Whiteboard exercise Play

Individual actions for nature conservation Slideshow Play

Information in nature Whiteboard presentation Play

Information in nature Class activity Play

Interdependencies between organisms Student activity Play

Isotope table Illustration Play

Isotope table Student activity Play

Macromolecules are created by nature and by man Animation Play

Natural water Student activity Play

Nature as a living organism Slideshow Play

Nature as an inseparable whole Whiteboard exercise Play

Nature as an inseparable whole Student activity Play

Nature conservation measures Student activity Play