"Making the Most of Outdoor Time with Preschool Children" The article doesn't go as far toward fully integrating nature as a classroom as I'd like, but it's a start as at least getting kids outside and playing.
Please stop putting handles on your bid cards. I know they are often called "Bid Paddles", but the handles are a huge inconvenience and not needed. I know you see it at other auctions, but take a look at the people struggling to hold them all night. Simple cards are all you need. Trust me.
The Japanese seem to have a much more sensible attitude to risk and challenge in play than many western countries. This is part of the Heiwa no Mori Koen Field Athletic Course, a vast playground/obstacle course in Tokyo. The object of this challenge is to paddle your barrel across to the other side of the watercourse. Do children fall in? Of course! It wouldn't be a challenge if it was easy. Pinned by Alec of http://childsplaymusic.com.au/