Tuesday, September 18, 2018


We just learned about the Tooth Enamel.

Another part of the tooth is the Dentin.

This is the part of the tooth right under the enamel.
It is not quite as hard as the enamel, but it helps support the tooth underneath it.

(from: wikipedia - dentin)

Kid Facts - Blast from the past: Skull Suture Tissue

Monday, September 10, 2018

Hohensalzburg Fortress

We just learned about Spiš Castle.

Another famous ancient castle is Hohensalzburg Fortress, built around 1000 AD in Salzburg, Austria.

This castle is over 800 feet long and about 500 feet wide, and up over 1,600 feet high on top of a tall hill.

It ws used as a home for some powerful political people, and as a prison during wars.

Inside the castle are many rooms and a courtyard.
One of the rooms has a huge musical organ with more than 200 pipes, called the Salzburg Bull.

One of the fanciest rooms is called the Golden Chamber, which has golden decorations all over it.

(from: wikipedia - hohensalzburg fortress)

Kid Facts - Blast from the past: Mexico City

Sunday, September 9, 2018

Philologus - Bishop of Sinope

We just learned about Caius - Bishop of Ephesus, one of the seventy disciples.

Another of the seventy was Philologus - Bishop of Sinope.

He was a leader of the church in a place called Sinope, which is now in Turkey.

(from: wikipedia - philologus of sinope)

Kid Facts - Blast from the past: Desert Fathers

Saturday, September 8, 2018

Seven Sages of the Bamboo Grove

We just learned about the Nestorian Stele.

Another ancient Chinese work of art is the Seven Sages of the Bamboo Grove sculpture.

The seven sages in Chinese history were wise men, musicians and writers that lived in China around 200 AD.

They were very famous, and this sculpture is made of more than 300 bricks, carved to make a picture when they were put together.
It is over 8 feet long and about three feet tall.

(from: wikipedia - seven sages of the bamboo grove)

Kid Facts - Blast from the past: Saint Andrew - Duquesnoy

Friday, September 7, 2018

Greek - Counting to Ninety Nine

We counted to 89 in Greek, let's keep going!

90 ενενήντα (enenínta) - sounds like ay-nay-NEEN-tah
91 ενενήντα ένα (enenínta éna) - sounds like ay-nay-NEEN-tah AY-nah
92 ενενήντα δύο (enenínta dýo) - sounds like ay-nay-NEEN-tah DEE-y-oh
93 ενενήντα τρεις (enenínta treis) - sounds like ay-nay-NEEN-tah t-day-ss
94 ενενήντα τέσσερις (enenínta tésseris) - sounds like ay-nay-NEEN-tah TAY-say-dee-ss
95 ενενήντα πέντε (enenínta pénte) - sounds like ay-nay-NEEN-tah PAY-n-tay
96 ενενήντα έξι (enenínta éxi) - sounds like ay-nay-NEEN-tah AY-k-see
97 ενενήντα επτά (enenínta eptá) - sounds like ay-nay-NEEN-tah ay-p-TAH
98 ενενήντα οκτώ (enenínta októ) - sounds like ay-nay-NEEN-tah oh-k-TOH
99 ενενήντα εννέα (enenínta ennéa) - sounds like ay-nay-NEEN-tah eh-NEE-y-ah

center for the greek language
(from: wikipedia - center for the greek language)

ASL: Ninety, ninety one, ninety two, ninety three, ninety four, ninety five, ninety six, ninety seven, ninety eight, ninety nine

Italian: novanta, novantuno, novantadoue, novantatre, novantaquattro, novantacinque, novantasei, novantasette, novantotto, novantanove

German: neunzig, einundneunzig, zweiundneunzig, dreiundneunzig, vierundneunzig, fünfundneunzig, sechsundneunzig, siebenundneunzig, achtundneunzig, neunundneunzig

Spanish: noventa, noventa y uno, noventa y dos, noventa y tres, noventa y cuatro, noventa y cinco, noventa y seis, noventa y siete, noventa y ocho, noventa y nueve

French: quatre-vingts dix, quatre-vingt onze, quatre-vingt douze, quatre-vingt treize, quatre-vingt quatorze, quatre-vingt quinze, quatre-vingt seize, quatre-vingt dix sept, quatre-vingt dix huit, quatre-vingt dix neuf

Thursday, September 6, 2018

Inertial Navigation System

We just learned about the Reaction Control System.

Another part of rocket science is an Inertial Navigation System, or just INS for short.

We've learned that accelerometers, gyroscopes and magnetometers are all sensors that can tell a rocket where it is going.
An INS is a computer that is hooked up to different sensors like these, and it steers the rocket the right way based on what the sensors tell it.

(from: wikipedia - inertial navigation system)

Kid Facts - Blast from the past: Dip-Slip Fault

Wednesday, September 5, 2018

Big Blue Octopus

We just learned about the Pharaoh Cuttlefish.

Another type of cephalopod is the Big Blue Octopus also called the octopus cyanea or day octopus.

This octopus lives in the pacific, all the way from Hawaii to Africa.
It grows to about 3 feet long, and lives in coral reefs.

Like a lot of other cephalopods, this octopus can changes its color and whether it has bumpy or smooth skin.
It can even make stripes or dots on its body, or even make itself look bumpy like a rock.
One scientist studying a big blue octopus watched it change the way it looked 1,000 times in 7 hours!
Sometimes the octopus will even make moving and changing colors on its body, like a cloud is passing over head.

(from: wikipedia - octopus cyanea)

cyanea octopus camouflaging - noam josef

Kid Facts - Blast from the past: Wyoming Toad