World Teachers' Day is held annually on Friday 5 October and celebrates the role teachers play in providing quality education to people of all ages.
The goal is to not only thank teachers for the work that they do, but also to honour global education organisations.
To help mark the day, Guinness World Records has compiled a list of eight record-breaking teachers from around the globe, along with these fun classroom activities that are designed to remind students just how amazing their teachers are.
You can also continue the World Teachers' Day celebration in the classroom with these fun World Teachers' Day activities
Longest career as a teacher
Medarda de Jesus Leon de Uzcategui (born 8 June 1899), alias La Maestra Chucha, taught in Caracas, Venezuela for 87 years from 1911 to 1998. In 1911, at the age of 12, she and her two sisters set up a school there which they named Modelo de Aplicacion.
Since marrying in 1942, she ran her own school from her come in Caracas, which she called the Escuela Uzcategui.
Reports confirmed that she was still teaching in 1998, giving her a career of 87 years.
Largest chemistry lesson
The Largest chemistry lesson involved 1,018 participants, achieved by Technopolis, the Flemish science center, and Essenscia, the Federation of the Flemish Chemical and Life Sciences (both Belgium) in Antwerp, Belgium, on 5 May 2015.
As part of the lesson, 5th and 6th grade students learned how to make slime and hair gel.
Oldest active teacher
Father Geoffrey Schneider (Australia), born on 23 December 1912, retired from full-time teaching on 11 April 2014, aged 101 years 109 day.
He concluded his 74-year career at St Aloysius’ College in Milsons Point, New South Wales, Australia, where he had been teaching Years 3 to 12 (ages 8 to 18).
Father Schneider was ordained on 5 January 1946 and began teaching in 1940. In the latter years of his career, he was employed full-time at St Aloysius’ College, a Jesuit boys' school founded in 1879.
You can continue the World Teachers' Day celebration in the classroom with these fun Guinness World Records activities.
Longest chain of school jumpers
A chain of 702 jumpers were knotted together by the teachers, parents and pupils of Emmanuel School and St Marys and St Pancras School (both UK) in Regents Park, London, on 30 September 2011.
The length of the chain was 435 metres (1,427 ft 1 in) with the knotted jumpers symbolising strength in togetherness and connection and by using school uniforms, a celebration of education.
The event raised money to support the Zoë Sarojini Education Trust, which educates impoverished, often orphaned, girls in Natal province of South Africa.
Most one arm push ups carrying a 100 lb pack in one minute
Norwegian school teacher Sverre Diesen has broken numerous gruelling fitness records with his most recent being the Most one arm push ups carrying a 100 lb pack in one minute. That 100 lb (45.4 kg) pack equates to the weight of more than six bowling balls!
Sverre says it was the technical aspect of this one-armed challenge that caught his interest, as well as the fact that he has been practicing push ups since he was a child.
"I hope to be an inspiration to my own kids and pupils by taking on difficult challenges," said the 48-year-old.
He's also broken records for the Most one arm push ups carrying a 40 lb pack in one minute, with 46 reps and has previously held other push up records titles.
Longest career as a language teacher
The Longest career as a language teacher is 58 years and was achieved by Ren Zuyong (born 14 March 1939, China).
Ren Zuyong began his career in China, in 1959, and continued to work as a middle school Chinese teacher in Xinghua, Jiangsu, China, until 30 August 2017.
Largest vocabulary lesson
The Largest vocabulary lesson consists of 1,589 participants, achieved by teacher Rajesh Thakar and Cambridge International School (both India) in Gurgaon, India, on 21 May 2018.
Rajesh began teaching at the institute in 2010 and wanted to host the lesson to teach English.
Longest chain of pipe cleaners
The Longest chain of pipe cleaners is 18,099.92 m (59,382 ft 10 in), achieved by Brookman Elementary School, teacher Alana London and Adam London (all USA) in Las Vegas, Nevada, USA, on 9 March 2018.
This attempt was done as a way to promote reading at Brookman Elementary School. Every time a child read a book, they were given ten pipe cleaners to add to the chain. By the end of the attempt, more than 25,000 books had been read by the children in the school.