After a youth spent playing with Amigas and getting into all sorts of trouble on the school computer network, I’ve always had a soft spot in my heart for hardware from the 80s and 90s. This extends ...

Higher - The gradients of two perpendicular lines will always multiply to make –1. Make sure you are familiar with finding the equation of a line and calculating gradient to understand equations of ...

Consumer theory examines how consumers allocate income and make purchasing decisions. All economic activity takes place within the context of limitations. Consumers, therefore, need to make trade-offs ...

OPTICAL ILLUSIONS are images that trick the brain into seeing things that aren’t necessarily there. One optical illusion has had viewers baffled, asking them to decide whether the lines are parallel ...