- ESDY 2020, Colours
- ESDY 2019, Waves
- ESDY 2018, Energy
- ESDY 2017, Sustainability
- ESDY 2016, Science in sport
- ESDY 2015, Light
- ESDY 2014, Crystals
- ESDY 2013, Water for thought
- ESDY 2012, Astronomy & Time
- ESDY 2011, Chemistry
- ESDY 2010, Biodiversity
- ESDY 2009, Optics
- ESDY 2008, Solar Energy
- ESDY 2007, The Tops
- ESDY 2006, Water Fountains
- ESDY 2005, Water Rockets
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