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Mercator Projection Map- Gerardus Mercator invented the Mercator projection map. It was invented in 1569.  It is a cylindrical projection map. Any straight line on a Mercator projection map is a line of constant true bearing that enables a navigator to plot a straight line course. Mercator- He was born in a poor family. HeContinue reading “History 04 Lesson 95 .”

Heliocentric Theory- It was invented in the early modern age. It is important so we can measure how far away planets are and to measure how heavy a planet is. Nicolaus Copernicus- Nicolaus Copernicus was born Feb 19, 1473. At Torun, Poland. He died 1543. At Frombork, Poland. He specialized in astronomy. He invented theContinue reading “History 04 Lesson 90”

I don’t know what the best story or book I have read is. Cause I have read and heard so many books and stories. I can’t remember half of them.

Mariner’s Astrolabe- Before the mariner’s astrolabe there was the cross staff and the quadrant. The mariner’s astrolabe can be used in wind and on ships. Hipparchus invented the mariner’s astrolabe in 2nd century BC. He invented it in Oman. Double-Entry Bookkeeping- Luca Pacioli invented double-entry bookkeeping in 1494 AD. He invented it in Milan. IfContinue reading “History 04 Lesson 85”

Chess- Chess was mostly liked and played by the nobility. But some of the poorer people played it. It teaches strategy and consequences of our actions. Also, it teaches time perspective. It is a two-player game. Each player has 16 game pieces. With 8 pawns, 2 bishops, 2 knights, 2 rooks, 1 queen, and 1Continue reading “History 04 Lesson 80”

English Longbow- English longbows were the strongest bow of the middle ages. They were as long as a man is tall. They could pierce the thickest plate armor. The bows are used to generate power. Spurs- Spurs are the things that you see on a cowboys boots in movies (they are the things that lookContinue reading “History 04 Lesson 75”

If I could fly, I would probably fly to the seven wonders in one day. Then I would go to many other historical sites. I would fly to where battles were I would fly to Palau and look for more things and machines that were destroyed (that are still there of course). That is prettyContinue reading “English 04 Lesson 75”

Spectacles- A long time ago when you got old it was BAD because when you get old you would start to lose your vision! That was very bad because some people were very good teachers then they got old and couldn’t teach anymore so they had to go into premature retirement (which would be veryContinue reading “History 04 Lesson 70”

Basking sharks are the second largest fish in the world right after the whale shark. It lives in cool and temperate water and only feeds on plankton I wonder how they get so big? To catch plankton, it keeps its mouth wide open and swims through the water. Once it is done and closes itsContinue reading “Science 04 Lesson 72”

My craziest dream (I had this when I was 4 now I am 10) is that I saw 3 monsters throwing fish into an expensive looking fountain. Then one of them threw one of the fish to hard! (I was still in my dream when this happened). Then it looked like I got up andContinue reading “English 04 Lesson 65”