Flow of energy through the components of an ecosystem Simulation Play

Flow of substances in a plant Slideshow Play

Flow of water across a root Student activity Play

Flow of water across a root Whiteboard exercise Play

Flow of water from the root to the upper parts of the plant Student activity Play

Flow of water from the root to the upper parts of the plant Whiteboard exercise Play

Flow of water from the root to the upper parts of the plant Simulation Play

Flower structure in angiosperms Student activity Play

Flower structure in angiosperms Whiteboard exercise Play

Flowers of gymnosperms and angiosperms Whiteboard exercise Play

Flowers of insect-pollinated plants Slideshow Play

Fluorescence in situ hybridization Slideshow Play

Fluorescence microscopy Animation Play

Fluorescence microscopy – to see what you need Student activity Play

Flux Animation Play

Flux and rotation Student activity Play

Flux and rotation Animation Play

Flux and rotation Whiteboard exercise Play

Flux density Student activity Play

Flux density Slideshow Play

Flux density Whiteboard exercise Play

Flux density Whiteboard exercise Play

Flying in a balloon Animation Play

Focal length and the shape of a lens Student activity Play

Focal length and the shape of a lens Simulation Play

Focal length and the shape of a lens Whiteboard exercise Play

Focusing of rays Student activity Play

Focusing of rays Simulation Play

Focusing of rays Whiteboard exercise Play

Follicular phase Animation Play