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Books Books: Dan Keen
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Science Fair Projects: Science Fair Projects with Electricity and Electronics by Robert L. Bonnet and Dan Keen (1997, Paperback),
Paperback, 1997

$0.75 (Save 91%)

Science Fair Projects: Chemistry by Dan Keen and Bob Bonnet (1999, Hardcover),
Hardcover, 1999

$0.75 (Save 95%)

Science Fair Projects for the Environment by Robert L. Bonnet and Dan Keen (1995, Hardcover),
Hardcover, 1995

$2.89 (Save 82%)

Science Fair Projects for the Environment by Robert L. Bonnet and Dan Keen (1996, Paperback),
Paperback, 1996

$0.75 (Save 91%)

Science Fair Projects : Physics by Robert L. Bonnet and Dan Keen (2000, Hardcover),
Hardcover, 2000

$4.24 (Save 76%)

Science Fair Projects: Energy by Robert L. Bonnet, Dan Keen and Bob Bonnet (1998, Paperback), ,
Paperback, 1998

$1.18 (Save 88%)

Botany : Forty-Nine Science Fair Projects by Robert L. Bonnet and Dan Keen (1989, Paperback),
Paperback, 1989

$0.75 (Save 93%)
Hardcover, 1989 -

$8.29 (Save 51%)

Earth Science : Forty-Nine Science Fair Projects by Robert L. Bonnet and Dan Keen (1990, Paperback),
Paperback, 1990

$0.75 (Save 93%)
Hardcover, 1989 -

$0.75 (Save 95%)

Science Fair Projects : Flight, Space and Astronomy by Robert L. Bonnet and Dan Keen (1997, Hardcover),
Hardcover, 1997

$3.43 (Save 79%)

Science Fair Projects: Science Fair Projects with Electricity and Electronics by Robert L. Bonnet, Dan Keen and Bob Bonnet (1996, Hardcover), ,
Hardcover, 1996

$0.75 (Save 95%)

Science Fair Projects: Physics by Dan Keen and Bob Bonnet (2000, Paperback),
Paperback, 2000

$0.75 (Save 92%)

Science Fair Projects: Chemistry by Dan Keen, Frances Zweifel, Robert L. Bonnet and Bob Bonnet (2001, Paperback), , , Frances Zweifel
Paperback, 2001

$0.75 (Save 92%)

Giant Book of Winning Science Fair Projects by Dan Keen and Bob Bonnet (2003, Paperback),
Paperback, 2003

$1.69 (Save 86%)

Assembly Language Programming for the TRS-80 Model 16 by Dave Dischert and Dan Keen (1984, Hardcover),
Hardcover, 1984

$54.26

Mastering the Tandy 2000 by Dave Dischert and Dan Keen (1984, Paperback),
Paperback, 1984
Not in stock. Add to Wish List or Match my price
Hardcover, 1984 -

$6.17 (Save 63%)

Assembly Language Programming for the TRS-80 Model 16 by Dave Dischert and Dan Keen (1984, Paperback),
Paperback, 1984

$19.40

Mensa Science Experiments by Robert L. Bonnet and Dan Keen (2004, Paperback),
Paperback, 2004

$0.75 (Save 84%)

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