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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 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 ...
10-03-2026
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 ...
10-03-2026
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 ...
18-12-2025
CBBC
The Dengineers
Series 6: 14. Revisits 2
Joe and Meryl take a look back at some of the amazing dens from past series and catch up with some of our Dengineers to see how the dens have changed their lives.
17-12-2025
CBBC
The Dengineers
Series 6: 13. Revisits 1
Joe and Meryl take a look back at some of the amazing dens from past series and catch up with some of our Dengineers to see how the dens have changed their lives.
16-12-2025
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 ...
15-12-2025
CBBC
The Dengineers
Series 6: 12. Highlights
Joe and Meryl take a look back at some of the fun moments and amazing dens from the series.
12-12-2025
CBBC
The Dengineers
Series 6: 11. Ancient Egyptian Den
Lydia from County Durham is passionate about the ancient Egyptians and wants an appropriately themed den where she can learn more about this fascinating period from the past.
11-12-2025
CBBC
The Dengineers
Series 6: 10. Lucky Cat Den
Ollie wants a lucky cat-themed den where he can relax, hang out with his favourite feline Graham and work on his very own comic stories.
10-12-2025
CBBC
The Dengineers
Series 6: 9. International Celebration Den
Amelia from Glasgow wants a space of her own where she can learn about her amazing diverse heritage. With family from Australia, the USA, China and Hong Kong, Amelia wants a den ...
09-12-2025
CBBC
Most popular episodes of The Dengineers
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.
26-11-2025
CBBC
The Dengineers
Series 6: 3. Tv Show Den
Vilonu is a huge CBBC fan and dreams of becoming a TV presenter when she is older. She wants a space where she can write, film and edit her very own TV shows.
01-12-2025
CBBC
The Dengineers
Series 6: 2. Doctor Who Den
Doctor Who fan Adam wants a den where he can celebrate his favourite TV show and pursue his passion for drama. His den story takes him on an incredible voyage of discovery that ...
28-11-2025
CBBC
The Dengineers
Series 3: 11. Sensory Den
Eleven-year-old Cammy is one of six siblings. You'd think that would be reason enough for him to deserve his own space, but Cammy also has Sensory Processing Disorder. Sometimes ...
06-10-2025
CBBC
The Dengineers
Series 5: 13. Highlights
Joe and Meryl look back at all the amazing dens built throughout the series and reminisce about the great kids, the tense surprises and the big reveals.
21-11-2025
CBBC
The Dengineers
Series 3: 15. Community Den - Part 2
Claire House Children's Hospice is a BBC Children in Need supported charity in the Wirral. They do an amazing job looking after children with life-limiting conditions as well as ...
29-05-2022
CBBC
The Dengineers
Series 3: 9. Turkish Den
Ten-year-old Dilara has a Turkish dad and an English mum. She loves her dual heritage and misses Turkey with all its sights and smells, particularly her grandma's Turkish tea. S ...
02-10-2025
CBBC
