Pupils at Ysgol Gymraeg Morswyn in Holyhead and Ysgol Llanbedrgoch near Benllech made their own domes, tunnels and arches out of willows to protect them from the sun as part of an eco-friendly initiative funded by Anglesey Health Alliance and the Forest Education Initiative.
Want to keep reading for free?
Register with Tes and you can read five free articles every month, plus you'll have access to our range of award-winning newsletters.