AS ONLY
B2: Surds

From the DfE Mathematics AS and A-Level Content (LINK):

Simplifying Surds

B2-01 [Surds: Introducing Surds and Simplifying Surds]

B2-02 [Surds: Simplifying Surds Examples]

B2-03 [Surds: Adding / Subtracting Surds]

B2-04 [Surds: Introducing Expanding Single Brackets]

B2-05 [Surds: Expanding Single Brackets Examples]

B2-06 [Surds: Introducing Expanding Double Brackets]

B2-07 [Surds: Expanding Double Brackets Examples]

Rationalising the Denominator

B2-08 [Surds: Introducing Rationalising the Denominator Part 1]

B2-09 [Surds: Rationalising the Denominator Part 1 Examples]

B2-10 [Surds: Introducing Rationalising the Denominator Part 2]

B2-11 [Surds: Rationalising the Denominator Part 2 Examples]

B2-12 [Surds: More Complicated Examples of Rationalising the Denominator]

Problem Solving

B2-13 [Surds: Solving Equations with Surds]

B2-14 [Surds: Examples of Solving Equations with Surds]

B2-15 [Surds: Find Where Two Lines Intersect]

B2-16 [Surds: Prove a Surd is larger than 2]