If you have the Snap Circuit 300 (SC-300), all you need to do is go to the Parts Order Website below and order a few extra parts. Be sure to request the book for Snap Circuit 202 or download and print it yourself (instructions below).
To convert "Snap Circuit 300" to "Snap Kit 202" you need to order these
replacement parts from Elenco:
6SCM3
Electromagnet $6.95
6SCM3B
Iron Core Rod$0.75
2 of
6SCPY1 2-spring socket $2.95 each
6SCPYQ 3-spring socket $3.95
You must request that the RS-202 manual be included in your order. You can not order the manual from their website. Give the company
special instructions to include the manual for the Snap-Kit 202 when you place your order for the above parts. The part number for the manual is 753296, ($9.95 as of December 2009) and you must request this item because there is not a link on the website for this item.
To download and print the correct book for Edison Project and print it yourself, follow this link.
http://rsk.imageg.net/graphics/uc/rsk/Support/ProductManuals/2800287_PM_EN.pdf