if you have read were to start and were to continue then you might be thinking that it would be expensive to be each one. in that case you can buy upgrade kits, you see each kit is like the last, but bigger. using upgrade kits builds off your set to make the next one. they strange names like UC-50 and UC-10. to find an upgrade kit for your set find the number on the corner of your box, for example:
then match it to a kit. here are a few upgrade kits:
It is great for you to share your knowledge of snap circuits with those of us who may not have ever heard of them before you introduced us to them. Keep up the good work!