| Academi Benwan y Cyfansoddwyr: Y Baroc* | siopcwlwm.co.uk | 5 GBP | 13 GBP | −61.5% |
| Cyrchu Annibyniaeth Cymru * | siopcwlwm.co.uk | 7 GBP | 14 GBP | −50% |
| Fy Llyfr Lluniau Defnydd Meddal/My Photo Soft Cloth Book: 2. Babi Prysur/Busy Baby * | siopcwlwm.co.uk | 7 GBP | 14 GBP | −50% |
| Margaret * | siopcwlwm.co.uk | 7 GBP | 14 GBP | −50% |
| Cofio'r Wylfa * | siopcwlwm.co.uk | 6 GBP | 12 GBP | −50% |
| Rhyfel y Sgidiau * | siopcwlwm.co.uk | 5 GBP | 10 GBP | −50% |
| Prydlondeb a Ffyddlondeb * | siopcwlwm.co.uk | 11 GBP | 21 GBP | −47.6% |
| Cyrraedd a Cherddi Eraill * | siopcwlwm.co.uk | 11 GBP | 21 GBP | −47.6% |
| Fighting Chance - The Autobiography of Irfon Williams * | siopcwlwm.co.uk | 6 GBP | 11 GBP | −45.5% |
| Mici'r Mwnci'n Mynd i'r Ysgol | siopcwlwm.co.uk | 5 GBP | 9 GBP | −44.4% |
| Artist Ydw I * | siopcwlwm.co.uk | 7 GBP | 12 GBP | −41.7% |
| Pecyn Dyddiadur Dripsyn 1-12 | siopcwlwm.co.uk | 83 GBP | 133 GBP | −37.6% |
| Cardi yn y Cabinet * | siopcwlwm.co.uk | 8 GBP | 12 GBP | −33.3% |
| Rhaglen Eisteddfod Maldwyn a'r Cyffiniau 2015 * | siopcwlwm.co.uk | 7 GBP | 10 GBP | −30% |
| Gwladgarwr Gwent / Son of Gwent - Cofio Steffan Lewis * | siopcwlwm.co.uk | 10 GBP | 14 GBP | −28.6% |
| Cyrraedd a Cherddi Eraill | siopcwlwm.co.uk | 13 GBP | 16 GBP | −18.8% |
| Canolfan Peniarth Dyna Chi Dric Ble Wyt Tin Byw? * | siopcwlwm.co.uk | 5 GBP | 6 GBP | −16.7% |
| Canolfan Peniarth Dyna Chi Dric Tyfu * | siopcwlwm.co.uk | 5 GBP | 6 GBP | −16.7% |
| Llafargan | siopcwlwm.co.uk | 11 GBP | 13 GBP | −15.4% |
| Stori'r Geni * | siopcwlwm.co.uk | 8 GBP | 9 GBP | −11.1% |
| Welsh Wonders: Dazzling Life of Shirley Bassey, The * | siopcwlwm.co.uk | 8 GBP | 9 GBP | −11.1% |
| Jig-So Nadolig Llawen!! / Merry Christmas!! Jigsaw * | siopcwlwm.co.uk | 9 GBP | 10 GBP | −10% |
| Soddgarŵ, Y * | siopcwlwm.co.uk | 9 GBP | 10 GBP | −10% |
| Diwrnod Gwaethaf Gorau Erioed, Y * | siopcwlwm.co.uk | 9 GBP | 10 GBP | −10% |
| Welsh Rugby: What Went Wrong? * | siopcwlwm.co.uk | 13 GBP | 14 GBP | −7.1% |
| Seascape Notes From a Changing Coastline by Matthew Yeomans | shop.mostyn.org | 250 GBP | — | — |
| Voices on the Path a History of Walking in Wales by Andrew Green | shop.mostyn.org | 197 GBP | — | — |
| The Waters That Raised Us: Personal Reflections from Wales by Taylor Edmunds | shop.mostyn.org | 171 GBP | — | — |
| Return to My Trees Notes from the Welsh Woodlands by Matthew Yeomans | shop.mostyn.org | 145 GBP | — | — |
| Llyfr Agored by Ant Evans | shop.mostyn.org | 145 GBP | — | — |
| Tir The Story of the Welsh Landscape by Carwyn Graves | shop.mostyn.org | 145 GBP | — | — |
| Cyfres Cae Berllan: Pecyn 2 Dysgu Darllen gyda Cadi a Jac / Learning to Read Welsh with Cadi a Jac Pack 2 | siopcwlwm.co.uk | 69 GBP | — | — |
| Byd Rhyfeddol Catrin ac Abi - Pecyn Cyfres Un | siopcwlwm.co.uk | 69 GBP | — | — |
| Pecyn 2 Pump Prysur | siopcwlwm.co.uk | 69 GBP | — | — |
| Neurons and Tourette Syndrome by Marielle Bayliss | shop.mostyn.org | 66 GBP | — | — |
| Pecyn Chwedlau a Hanes | siopcwlwm.co.uk | 56 GBP | — | — |
| Pecyn Chwedlau a Hanes | siopcwlwm.co.uk | 56 GBP | — | — |
| Other - Essays on the Visual World of Wales | siopcwlwm.co.uk | 49 GBP | — | — |
| Cydymaith i'r Testament Newydd Cymraeg | siopcwlwm.co.uk | 42 GBP | — | — |
| Pecyn Darllen yn Well: Yr Arddegau | siopcwlwm.co.uk | 42 GBP | — | — |