IGCSE Physics Ch 3 Electricity (Part 1 of 3) – Cambridge CIE
IGCSE Physics Ch 3 Electricity (Part 1 of 3) – Cambridge CIE, available at $19.99
IGCSE Physics Chapter 2 Thermal Physics (Cambridge CIE)
IGCSE Physics Chapter 2 Thermal Physics (Cambridge CIE), available at Free