Brain weight of different animals Illustration Play

Branched alkyl groups Student activity Play

Branched alkyl groups Whiteboard exercise Play

Breakdown Illustration Play

Breast feeding Animation Play

Breathing in extreme conditions Animation Play

Bremsstrahlung Animation Play

Bremsstrahlung (braking radiation) Student activity Play

Bremsstrahlung (braking radiation) Whiteboard exercise Play

Brewster's angle Animation Play

Brewster's angles for different materials Illustration Play

Bromide-bromate reaction: a kinetic study Student activity Play

Bromide–bromate reaction: a kinetic study Whiteboard exercise Play

Bromide–bromate reaction: a kinetic study Whiteboard exercise Play

Bromination of ethane Whiteboard exercise Play

Bromine fluoride molecule Animation Play

Bromo compounds Animation Play

Bronsted acids and bases – summary Animation Play

Bronsted–Lowry theory Whiteboard exercise Play

Brown algae (Phaeophyta) and red algae (Rhodophyta) Student activity Play

Brown algae (Phaeophyta) and red algae (Rhodophyta) Whiteboard exercise Play

Brownian motions Whiteboard exercise Play

Bryophytes – liverworts (Hepaticophyta) Student activity Play

Bryophytes – mosses (Bryophyta) Student activity Play

Brønsted acids and bases Animation Play

Brønsted–Lowry theory Student activity Play

Brønsted–Lowry theory of acids and bases Class activity Play

Brønsted–Lowry theory of acids and bases Whiteboard presentation Play

Buccal cavity – the first section of the alimentary canal Slideshow Play

Buffer Animation Play