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Series 3: 3. Observatory Den
Helena is 11 and an only child. She loves star-gazing, wants to be an astrophysicist when she's older and is passionate about girls getting into science. She lives above her mum and dad's bookshop where they often work seven days a week which means she doesn't get the chance to get out and look at the night sky! Helena needs a den to help her reach for the stars and fulfil her science dreams.
Source: CBBC
Most recent episodes of The Dengineers
The Dengineers
Series 7: 3. Optical Illusion Den
Siblings Nethuni and Abheetha are obsessed with optical illusions and want a den where they can work together to create new tricks to dazzle their friends.
30-04-2025
CBBC
The Dengineers
Series 7: 2. Sausage Dog Den
Bea from Hull and her best friend Stanley the sausage dog love to hang out together, but they are seriously short of space. They need a den where Bea can teach Stanley new trick ...
29-04-2025
CBBC
The Dengineers
Series 7: 1. Strictly Come Dancing Den
Ballroom dancer Harry from Dudley is a huge fan of Strictly Come Dancing and wants a den full of glitz and glamour to help him celebrate his favourite TV show, practise his danc ...
28-04-2025
CBBC
The Dengineers
Series 7: 7. Science Den
Zoe from Oxfordshire is mad about science and dreams of becoming a scientist one day. She loves to carry out messy, noisy experiments, but her dad works night shifts, which mean ...
11-03-2025
CBBC
The Dengineers
Series 7: 15. How To Be A Diy Dengineer
Joe and Meryl are joined by the Dengineers Designers to give a masterclass on creating your own dream space.
09-01-2025
CBBC
The Dengineers
Series 7: 14. Revisits
Joe and Meryl take a look back at some of the amazing dens from the series and catch up with some of our Dengineers to see how the dens have changed their lives.
03-01-2025
CBBC
The Dengineers
Series 7: 13. Highlights
Joe and Meryl take a look back at some of the fun moments and amazing dens from the series.
02-01-2025
CBBC
The Dengineers
Christmas Den
Ocean, nine, from Brentwood has had a tough time. His younger brother Sky died two years ago and he needs a place to escape to when things get too much for him. He also has a ne ...
27-12-2024
CBBC
The Dengineers
Series 7: 10. Football Recovery Den
Goalkeeper and football fan Tristan had to take a break from playing with his local team due to illness. He wants a den to help him recover and to store all his football memorab ...
20-12-2024
CBBC
The Dengineers
Series 7: 9. Indian Retreat Den
Avanaya from Leicester wants a relaxing, Indian-themed den so that she can escape her three cricket-loving brothers, and to remind her of the special times she has spent visitin ...
19-12-2024
CBBC
Most popular episodes of The Dengineers
The Dengineers
Series 7: 1. Strictly Come Dancing Den
Ballroom dancer Harry from Dudley is a huge fan of Strictly Come Dancing and wants a den full of glitz and glamour to help him celebrate his favourite TV show, practise his danc ...
28-04-2025
CBBC
The Dengineers
Series 7: 3. Optical Illusion Den
Siblings Nethuni and Abheetha are obsessed with optical illusions and want a den where they can work together to create new tricks to dazzle their friends.
30-04-2025
CBBC
The Dengineers
Series 4: Highlights
The presenters look back at all the amazing dens the team have built throughout the series and reminisce about the great kids, the tense surprises and the big reveals.
24-10-2024
CBBC
The Dengineers
Series 6: 1. Hotel Den
Ten-year-old Florence from Oxfordshire wants a cool hotel den so that she can relax, hang out with friends and be on holiday whenever she wants.
19-11-2024
CBBC
The Dengineers
Series 7: 10. Football Recovery Den
Goalkeeper and football fan Tristan had to take a break from playing with his local team due to illness. He wants a den to help him recover and to store all his football memorab ...
20-12-2024
CBBC
The Dengineers
Series 5: 12. Bug Den
Ten-year-old twins Becca and Lottie need a den so they can enjoy wildlife and bugs together. Becca has cerebral palsy and her wheelchair makes it difficult to play in the garden ...
14-11-2024
CBBC
The Dengineers
Series 7: 2. Sausage Dog Den
Bea from Hull and her best friend Stanley the sausage dog love to hang out together, but they are seriously short of space. They need a den where Bea can teach Stanley new trick ...
29-04-2025
CBBC
The Dengineers
Series 3: 3. Observatory Den
Helena is 11 and an only child. She loves star-gazing, wants to be an astrophysicist when she's older and is passionate about girls getting into science. She lives above her mum ...
24-09-2024
CBBC
The Dengineers
Series 7: 9. Indian Retreat Den
Avanaya from Leicester wants a relaxing, Indian-themed den so that she can escape her three cricket-loving brothers, and to remind her of the special times she has spent visitin ...
19-12-2024
CBBC