THIS is a cheap manual, the cost of which can be easily met by any artisan desirous of studying the subject, while at the same time its contents enable it to fully satisfy the wants of all examinees ...

Some time ago (not in this century) I took plane geometry, not directly from Euclid. My teacher was Miss Helland, a wonderful teacher who also taught me solid geometry, and had the courage to take me ...

In 2012, John Collins’ paper plane ‘Suzanne’ was thrown by football player Joe Ayoob. The plane flew a distance of 226 feet and 10 inches, which led to John being declared a Guinness World Record ...