Look on their website to see where the next sale is. www.rainbowthetortoise.co.uk
If you wish to knit a tortoise, can buy a pattern for £2. These are obtainable via Chiltern Centre or Hazel Pattison.
There is a range of cushions, balls, Easter eggs, baby building bricks, coathangers and keyrings.
To date, the Rainbow Tortoise has raised £1000 for Chiltern Centre, with more on the way.