ISEN-ASTC-L is a service of the Association of Science-Technology Centers Incorporated, a worldwide network of science museums and related institutions. ***************************************************************************** Wayne, I have seen kits at craft stores such as Michaels to make solar system models out of Styrofoam balls, and I think I did see ones for DNA when I was there yesterday. Here's a few links: http://www.miniscience.com/projects/DNAmodel/ = This one seems ideal for what you're doing! http://www.naturestapestry.com/dnakit.html http://www.kelvin.com/Merchant2/merchant.mv?Screen=PROD&Product_Code=360143&Category_Code=SCBIDN&Product_Count=7 http://www.thesciencefair.com/Merchant2/merchant.mvc?Product_Code=71-513&Screen=PROD Dawn Hawkins Executive Director Children's Museum of Chandler 480-963-0262 Fax: 480-726-0510 www.childrensmuseumofchandler.org *********************************************************************** More information about the Informal Science Education Network and the Association of Science-Technology Centers may be found at http://www.astc.org. To remove your e-mail address from the ISEN-ASTC-L list, send the message SIGNOFF ISEN-ASTC-L in the BODY of a message to [log in to unmask]