1.
 |  | Title: Square Wheels and Other Easy-to-Build, Hands-On Science Activities (An Exploratorium Science Snackbook) by Don Rathjen, Paul Doherty, Esther Kutnick, Calif.) Exploratorium Teacher Institute (San Francisco ISBN: 0943451558 Publisher: Exploratorium Store Pub. Date: April, 2002 List Price: $19.95 Amazon.com Price: $19.95 |
2.
 |  | Title: The Spinning Blackboard and Other Dynamic Experiments on Force and Motion by Paul Doherty, Don Rathjen, The Exploratorium Teacher Institute ISBN: 0471115142 Publisher: John Wiley & Sons Pub. Date: 23 March, 1996 List Price: $11.95 Amazon.com Price: $9.56 |
3.
 |  | Title: The Cool Hot Rod and Other Electrifying Experiments on Energy and Matter by Paul Doherty, Don Rathjen, Calif.) Exploratorium Teacher Institute (San Francsco, Exploratorium Teacher Institute ISBN: 0471115185 Publisher: John Wiley & Sons Pub. Date: 23 March, 1996 List Price: $10.95 Amazon.com Price: $10.95 |
4.
 |  | Title: The Magic Wand and Other Bright Experiments on Light and Color by Paul Doherty, Don Rathjen, The Exploratorium Teacher Institute ISBN: 0471115150 Publisher: John Wiley & Sons Pub. Date: 06 October, 1995 List Price: $14.95 Amazon.com Price: $14.95 |
5.
 |  | Title: The Cheshire Cat and Other Eye-Popping Experiments on How We See the World by Paul Doherty, Don Rathjen, The Exploratorium Teacher Institute ISBN: 0471115169 Publisher: John Wiley & Sons Pub. Date: 13 October, 1995 List Price: $10.95 Amazon.com Price: $10.95 |
6.
 |  | Title: The Exploratorium Science Snackbook by Don Rathjen, Paul Doherty ISBN: 0943451256 Publisher: Exploratorium Store Pub. Date: October, 1991 List Price: $29.95 Amazon.com Price: $29.95 |