Instructional Video3:09
Curated Video

Nobel and Dynamite

6th - 12th
The story of Alfred Nobel's life work and legacy, and his little known role in the discovery of dynamite. Chemistry - Reactions - Learning Points. Alfred Nobel invented dynamite in 1867. Alfred Nobel also founded the Nobel Peace Prize,...
Instructional Video3:00
Curated Video

Hand Grenades: Types and Operation

Pre-K - Higher Ed
Hand grenades are small bombs that function like firecrackers. They are filled with gunpowder or explosive filler and a fuse. Hand grenades are activated via a mechanical device rather than requiring a person to light them with a match....