Brian-Gaff wrote:
Sandpits can be a real pain to keep animals out of of course, but one has to
be sure the device for covering them is not itself dangerous.

as for making the right constituancy, there was, believe it or not a study
done about the correct types of sand and mixture of water, to make good
sandcastles as it was needed for a comercial project i seem to recall. the
type of sand is very important.

I just wish I could remember what I was looking for when i found it by
accident.
Brian

Brickies sand?