Want to enter? Here's how
Become a Teacher Champion
If you don’t already have a Submittable account, you will need to register. Registration opens on 10th Sept 2026. All entries must be submitted on the TSL Submittable Page. The deadline for entries is 1st March 2027.
Study the brief & entry resources
Every year the competition focuses on a different global sustainability challenge. The theme for 2027 is “Navigating El Niño”. Please read the brief carefully before entering. You may also find the entry resources to be helpful.
Fingers crossed
The Finalist and Honourable Mention entry results will be announced on our Winners page on 1st May 2027. Good luck!
Judging criteria
Key dates
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10 September 2026 (midnight UTC)
TSL 2027 Competition Opens – NAVIGATING EL NIÑO – registration for Teacher Champions opens on the TSL Competition Platform
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1 March 2027 (midnight UTC)
Final deadline for all entries. Please note that all entries must be submitted on the TSL Competition Platform. No entries will be accepted via email.
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1 May 2027 (midnight UTC)
Announcement of Finalist & Honourable Mention winners on the TSL website
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1 May 2027 (midnight UTC)
Finalists & Honourable Mention certificates available on TSL Certificates Portal
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22 May 2027
The Top Award Winners in the Primary and Secondary age categories will be notified by email (via their Teacher Champions’ registered email addresses)
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End May 2027
Invitations to participate in the International Student Debates will be emailed to the top-two-performing primary and secondary students from each participating country. (The invitations will be sent to the registered Teacher Champion email addresses.)
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1 & 2 July 2027
International Student Debates & Awards – Primary Schools age group (July 1) & Secondary Schools age group (July 2)