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John Lewis Toy buyer, Hazel Reynolds comments; "Environmentally friendly toys help to educate children through play, giving an understanding of eco issues such as alternative power sources and recycling. We have sourced a brand new range of toys from around the world to meet the changing demand of parents looking for a greener way to play".

PlayMais is completely biodegradable, so when it’s time to throw away an old creation, it can be placed on the compost heap or left out in the recycling bin. Using 100% natural materials – corn starch and water – the building bricks can stick to each other to create imaginative designs. Basic sets are available from £6.95. For a little extra inspiration you can also go for themed packs, including animal farm and African jungle £14.95

Turning sunlight into speed the Solar Go Go Car helps to teach children how solar power works. Exclusive to John Lewis the car also comes with a hand powered generator so that on rainy days it can be connected and recharged giving endless playtime fun. £14

Who needs batteries when you can power things with vegetables? The Potato Clock comes with all the parts needed (minus potato) in order to become a very punctual mad scientist! With this kit you won't be limited to just making a potato clock. Try other sources of untapped power such as apples, lemons, and tomatoes and help to protect the environment. £9.95

Ecoboo is a new range of toys for babies and toddlers made entirely from bamboo. Bamboo holds the promise to be a sustainable, cost effective and an ecological alternative to the widespread cutting of our forests. The bamboo Noah’s Ark tells it's own story as well as the much loved bible classic. £22

This cute and cuddly sheep doubles up as a fun rattle. One side is made from bamboo (a highly sustainable crop with anti-bacterial properties) and the other is made from organic cotton, with cute embroidered detail and a delicate twinkly bell inside. £14.50