A kinetic study on the hydrolysis of methyl ethanoate Animation Play

A multiplication sign in a algebraic expression Animation Play

A simpler way to write algebraic expressions Student activity Play

Acid-base titration Class activity Play

Acid-base titration Whiteboard presentation Play

Acylation of benzene by the Friedel–Crafts method Whiteboard exercise Play

Acylation of benzene by the Friedel–Crafts method Student activity Play

Adding and subtracting algebraic fractions Student activity Play

Adding decimals using the written method Whiteboard exercise Play

Adding decimals using the written method Student activity Play

Adding decimals using the written method Student activity Play

Adding decimals using the written method Whiteboard exercise Play

Adding natural numbers using the written method Student activity Play

Adding using the written method Animation Play

Adding using the written method Whiteboard exercise Play

Addition of algebraic sums Whiteboard exercise Play

Addition of algebraic sums Student activity Play

Addition of forces by means of a parallelogram Student activity Play

Addition of forces by means of a parallelogram Whiteboard exercise Play

Addition of forces by means of a triangle Student activity Play

Addition of vectors Whiteboard exercise Play

Addition of vectors Student activity Play

Algebraic construction of an inverse function Whiteboard exercise Play

Algebraic construction of an inverse function Student activity Play

Algebraic division Whiteboard presentation Play