All-in-one geometric measurement and plotting: replaces the compass (but WITHOUT any tip!), the ruler, set-square and protractor....

Getting the right answers in maths is only half the problem. Understanding why what you’re doing works is the part that often stumps students and teachers alike. Does maths feels like a collection of random rules and steps that somehow lead you to an answer? Don’t worry you’re not alone. Ask yourself: why do we...