Lakes: Bolivia’s Laguna Colorada (22°11’S, 67°47’W) – red from plankton – sits alongside Brazil’s fleeting Lençois ...

And out comes blue colour, ready to add to the wax to make crayons. The colour is still warm. Careful when you touch it. Harry: Smell it, Martin. Martin: Ugh, ugh. Harry: Ugh. Smells like paint.

Shah. They may also not be able to follow colour-coded instructions, such as different-coloured markers or crayons. Light sensitivity is an important indicator of colour blindness. The child might ...

‘Colour is something that helps us recall memories and feelings,' says founder and director of The Museum of Architecture Melissa Woolfrod. ‘The steel blue of the ocean on a windy Autumn's day that ...