International Junior Science Olympiad (IJSO) 2023

The International Junior Science Olympiad (IJSO) 2023 is one of the most-anticipated competitions for young students passionate about science. It aspires to unite some of the brightest young scientists worldwide to compete, exchange knowledge and skills, and have a passion for science. The 20th edition of IJSO 2023 will be held in Thailand. Faculty of Science Srinakharinwirot University Bangkok, Thailand, will host International Junior Science Olympiad (IJSO) 2023 from 1-10 December 2023.
The competition aims to encourage young students to pursue careers in science and technology, recognise talented students in the science field, and promote science education as well as scientific awareness among young students. The Olympiad also fosters international cooperation and understanding among students. The competition is open to students nominated by their respective national science organisations and is 15 years old or younger as of the competition year.
The IJSO 2023 curriculum will encompass Physics, Chemistry, and Biology. It will assess students' knowledge and comprehension of fundamental ideas in these subjects as well as their capacity to use these ideas to solve problems.
Given the competitive nature of the IJSO 2023, participants are advised to start their preparations early and focus on building a solid foundation in all core subjects (Physics, Chemistry, and Biology). This competition is a chance for students to show their academic talents, learn from their classmates, and get invaluable experience that will aid them in their future academic and professional endeavours.

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IJSO Objectives 2023

The objectives of the International Junior Science Olympiad (IJSO) 2023 are to advance science education and awareness among young students, identify and support gifted students, and motivate them to pursue careers in science & technology while promoting global cooperation and understanding.
By participating in IJSO 2023, students can develop a passion for science and explore the subject further while showcasing their knowledge and skills on an international platform. In addition, students have the chance to connect with classmates from many nations and cultures throughout the competition, which promotes international collaboration in the scientific community, paving the way for future innovations and advancements in the field.

IJSO Syllabus 2023

The IJSO syllabus for 2023 covers three main subjects: Physics, Chemistry, and Biology. The curriculum is intended to assess students' knowledge and understanding of essential principles in various domains and their ability to use these concepts to solve problems.
Physics Chemistry Biology
  • Measurement and Basic Units
  • Motion in One Dimension
  • Forces and Laws of Motion
  • Work, Energy and Power
  • Motion in Two Dimensions
  • Circular Motion and Gravitation
  • Properties of Matter
  • Heat and Thermodynamics
  • Wave Motion and Sound
  • Electrostatics
  • Current Electricity
  • Magnetic Effects of Electric Current
  • Electromagnetic Induction and Alternating Currents
  • Optics
  • Modern Physics
  • Chemical Reactions and Equations
  • Acids, Bases and Salts
  • Metals and Non-metals
  • Carbon Compounds
  • Periodic Classification of Elements
  • Chemical Bonding
  • States of Matter: Gases and Liquids
  • Chemical Thermodynamics
  • Equilibrium
  • Redox Reactions
  • Hydrogen
  • s-Block Elements
  • p-Block Elements
  • Organic Chemistry
  • Environmental Chemistry
  • Diversity in Living World
  • Cell: The Unit of Life; Structure and Function
  • Genetics and Evolution
  • Structure and Function - Plants
  • Structure and Function - Animals
  • Reproduction, Growth and Movement in Plants
  • Reproduction and Development in Humans
  • Ecology and Environment
  • Biology and Human Welfare
  • Biotechnology and Its Applications

IJSO Important Date 2023

The Schedule for IJSO 2023 is given below -
Event Date
Registration Date for NSEJS 2023 3rd week of February 2023 to 3rd week of April 2023
Registration Date for INJSO 2023 1st week of July 2023
Registration Closed for 2023 Last week of September 2023
IJSO 2023 Exam 01 December 2023 to 10 December 2023

IJSO Eligibility of Science Olympiad 2023

To participate in IJSO 2023, students must meet the following eligibility criteria:
  • They must be under the age of 15 years as of December 31st, 2023.
  • They must not have completed their schooling before December 31st, 2023.
  • They must have qualified through their respective National Olympiad programs.
  • They must have obtained their school's permission to participate in the Olympiad.

IJSO Exam Pattern 2023

This information is based on last year's pattern, and candidates can find more details by scrolling down.
  • The IJSO 2023 competition has three types of tests: MCQs, theory and practical, given on three separate days.
  • The exams are usually 3-4 hours long and are conducted in English, with translations available in each country's native language.
  • The MCQ test has 30 questions, with 10 questions each from Physics, Chemistry, and Biology.
  • One mark is awarded for each correct answer, while each wrong answer carries a penalty of 0.25 marks.
  • Unanswered questions are awarded 0 marks.
In Conclusion, The International Junior Science Olympiad (IJSO) is a big competition for kids who love science. The goal is to find the best young scientists worldwide and give them a chance to show what they know. To participate, kids must be 15 years old or younger and picked by their country's science group. The topics are physics, chemistry, and biology. The goal of the IJSO is to inspire kids to love science and to learn more about it.

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