sockets are flexible such that there will always be a fastener that fits into it, therefore, know the different types of socket sets available depending on the space you want to fit them. it was a great way to see what they knew about a topic but also to get their brains making connections with any ideas they associated with a word or topic. so many twists and turns made the plot more artificial. it does a great job of keeping my interest for the next issue! flower arranging with tissue paper...it really works! 