Gisella's School

The first thing I learned about in history was Unix and the video game console.             The first thing I learned about was Unix. Early computers were hard to program for and difficult to interact with. Ken Thompson and Dennis Richie invented Unix after Bell Labs pulled out of the Multicast project. Unix is a…

read more

              This week in history I learned about the Polio vaccine and the the laser.              The first thing I learned about this week was the Polio vaccine. Polio is a debilitating disease that could permanently cripple or kill its victims. Jonas Salk invented the Polio vaccine, and it was announced as safe in…

read more

This week in history I enjoyed learning about the mousetrap, and the diesel engine.             First I learned about the mousetrap. Mice and other rodents spread disease and damage our property. The quest for the better mousetrap began in the 1800s, with William Hooker inventing the wining models in 1894.  It’s a spring loaded design…

read more

This week in history I learned about the riveted blue jeans, fire sprinkler, the QWETY keyboard, and the dental drill.             The first thing I learned about this week was the riveted blue jeans. Expanding industry in the 1800s, demanded higher quality work clothes. Levee Strauss and Jacob Davis invented blue jeans in response to…

read more

This week in history I decided to write about the traffic light.             Increasing traffic congestion on roads in the 18th century led to increased traffic-related deaths. JP Knight invented the traffic light in 1868 for the London Bridge Project based on his experience with train traffic. Traffic lights regulate the flow of traffic, increase…

read more

This week in history I learned about roller skates, barbed wire, and the cowboy hat.             The first thing I learned about this week was roller skates. The Civil War killed 600,000 men between 1861 and 1865. After some European attempts, James Plimton Invented the roller skates in 1863. They are simple, relatively safe, shoes-on-wheels…

read more

This week in history I learned about the post card, the gatling gun, and linoleum.             The first thing I learned about this week was the postcard. The postal system was reformed with the introduction of the postage stamp in the 1840s, and paper prices were falling because of improved experience in the stationary profession.…

read more

This week in history I learned about the ironing board, the internal combustion engine, the repeating rifle, and the twist drill.            The first thing I learned about was the ironing board. In the 1840s there was a period of political and economic turmoil the a led to a relatively stable decade following. The ironing board…

read more

This week in history 5 I learned about salt and pepper shakers, the mason jar and pencil erasers.             The first thing I learned about this week was salt and pepper shakers. Salt and pepper have been valued for a long time, they were placed on tables as the seasonings for food. John Mason invented…

read more

This week in history I learned about condensed milk, the sleeping car, and toilet paper. The first thing I learned about this week was condensed milk. Gail Borden invented condensed milk after seeing children die from ingesting contaminated milk and his wife dying led him to get interested in medicine. Condensed milk is heated to…

read more