Halloween reaction

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The Old Nassau or Halloween reaction is a clock reaction in which the colour of a chemical solution changes from orange to black.
Second year students have worked this amazing and terrifying chemical reaction.

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Bitácora de viaje a Dublín. Travel log "Dublin"

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 "I wanted real adventure to happen to myself. But real adventures, I reflected, do not happen to people who remain at home: they must be sought abroad"  James Joyce. Don't miss the students' videos: Alfonso Marín https://www.youtube.com/channel/UCkH8KPx08RsACStKKJRiENg Álvaro Hellín https://youtu.be/Ydc-To3WwiA Our language immersion trip to Dublin. These are my notes of the trip. Travel log. Monday, April 16th 19.00 A bus took us from the school to San Javier airport. We said goodbye to our families and friends. 20.00 We checked in. Customs. We waited for our flight. 22.00 We flew to Dublin. 23.50 We landed in Dublin (local time) 00.10 A bus took us to the hotel. 01.00 We arrived at GENERATOR HOSTEL. We distributed the rooms. Tuesday, April 17th 09.00 We had breakfast at the hotel. 09.45 We went to the statue of Molly Malone, Grafton Street. First walk through Dublin. It was cloudy and it rained a little. This would be the on...
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Canadian Thanksgiving and Tasting Maple Syrup with Oliver!

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This week with Oliver. Amazing! Maple syrup Maple syrup Bottled maple syrup  Place of origin Canada United States Main ingredients Xylem   sap  (usually from  sugar maple ,  red maple , or  black maple )   Cookbook: Maple syrup      Media: Maple syrup Maple syrup  is a  syrup  usually made from the  xylem   sap  of  sugar maple ,  red maple , or  black maple  trees, although it can also be made from other  maple  species. In cold climates, these trees store  starch  in their trunks and roots before the winter; the starch is then converted to sugar that rises in the sap in late winter and early spring. Maple trees are tapped by drilling holes into their trunks and collecting the exuded sap, which is processed by heating to evaporate much of the water, leaving the concentrated syrup. Maple syrup was first collected and used by the  indigenous...
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Today we have Chess Workshop!

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What if someone told you that it was possible to: Raise your IQ Increase your creativity Improve your memory Exercise BOTH sides of your brain Get better at problem-solving Improve your reading skills Improve concentration Learn how to plan and use foresight Prevent Alzheimer's disease Grow  DENDRITES                                     PLAY CHESS! The  history of chess  spans some 1500 years. The game originated in northern  India  in the 6th century  AD  and spread to  Persia . When the  Arabs  conquered Persia, chess was taken up by the  Muslim  world and subsequently, through the  Moorish  conquest of Spain, spread to Southern  Europe . [1] [2] In Europe, the moves of the pieces changed in the 15th century. The modern game starts with these changes. In the second half of the 19th century, modern  ...
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