Vote for your favourite entries for 2025
Take a look at this year’s shortlisted entries!
You can vote for your favourite Junior and/or Senior entry by clicking the link below**.
**one vote per person (authenticated by email). each vote can choose maximum one entry from Junior and one from Senior categories.
Voting is open from 8am 6/10/25 to 5pm 20/10/25 AEST
Junior Category
Entry 1 | Mila | Age 8
Appin, NSW
Child’s Play: Productive Play
Watch Mila’s idea
Read Mila’s explanation
Entry 4 | Oliver | Age 8
Tumbarumba, NSW
Gym:Electric
Watch Oliver’s explanation
See Oliver’s idea
Entry 7 | Maya | Age 11
Jindabyne, NSW
Skyscrapers made of solar panels
See Maya’s idea and explanation
Entry 2 | Molly | Age 8
Tumbarumba, NSW
Toilet Flush Hydropower
Watch Molly’s idea
Read Molly’s explanation
Entry 5 | Harper | Age 9
Appin, NSW
Rainwater Energy
Watch Harper’s idea
Read Harper’s explanation
Entry 8 | Catalina | Age 11
Cootamundra, NSW
House windmills
Watch Catalina’s idea and explanation
Entry 10 | Archie | Age 12
Avonside, NSW
Waste water electrolysis energy
Entry 3 | Victor | Age 8
Tumbarumba, NSW
Clip-On Fireplace ThermoPower
Watch Victor’s idea
Read Victor’s explanation
Entry 6 | Lola | Age 11
Jindabyne, NSW
Solar powered skis
See Lola’s idea and explanation
Entry 9 | Henry | Age 11
Strathfield, NSW
Kinetic roads
Watch Henry’s explanation
See Henry’s idea
Senior Category
Entry 11 | Emma B | Age 13
Newcastle, NSW
Solar Hat
See Emma’s idea and explanation
Entry 14 | Harrison | Age 14
Myrtleford, VIC
Black Hole energy
See Harrison’s idea and explanation
Entry 17 | Janamitra | Age 15
Paramatta, NSW
Community Energy Bus Stop
See Janamitra’s idea and explanation
Entry 12 | Maya | Age 13
Canberra, ACT
Earth Charge Composting Bin
Watch Maya’s explanation
See Maya’s idea
Entry 15 | Emma M | Age 14
Jindabyne, NSW
Eternity Power Pods
Watch Emma’s idea and explanation
Entry 18 | Kai | Age 16
Binjura, NSW
Create-O Plastic Converter
See Kai’s idea and explanation
Entry 20 | Daniel | Age 17
Canberra, ACT
Hydro Harvest
Entry 13 | Hailey | Age 14
Wagin, WA
Multi stage industrial filter system
Watch Hailey’s explanation
See Hailey’s idea
Entry 16 | Sarah | Age 15
Brighton, VIC
Powerpath
Watch Sarah’s idea
Watch Sarah’s explanation
Entry 19 | Kenan | Age 17
Taree, NSW
Micro Managed Power Demand
See Kenan’s idea and explanation