Kid President - How To Change The World with Kindness. Teaching kindness to children is part of the fourth National Health Education Standards: Students will demonstrate the ability to use interpersonal communications skills to enhance health and avoid or reduce health risks. Learning to be kind helps build a positive learning environment.
The stone-throwers took two forms-either like the arrow-firing apparatus or large one-armed catapults, known in the 4th century CE as the onager or 'Wild Ass' because of its terrific recoil but, in fact, first appearing in the 2nd century CE.
THE WORLDâS FIRST GUNS. It was in 1364 that mankind first recorded the use of a firearm. These weapons, called âhand cannons,â were the first step in the creation of guns. Just 14 years later, handguns were already making their way across Europe.Guns, in their infancy, were very different from todayâs multifaceted weapons, as PBS notes.HE WORLDâS FIRST GUNS. It was in 1364 that mankind first recorded the use of a firearm. These weapons, called âhand cannons,â were the first step in the creation of guns. Just 14 years later, handguns were already making their way across Europe.