Best In Fair
| Year | Name | School | Project |
| 2013 | Jessie MacAlpine | Huron Park S.S. | Mustard Oil as an Apicomplexan-Targeting Drug Therapy for Plasmodium falciparum |
| 2012 | Junru (Jerry) Chen | Central S.S. | Robotic Watering System |
| 2011 | Grace Wang | A.B.Lucas S.S. | Exploring the Role of Natural Killer Cell Modulation by Rapamycin: A Strategy for Anticancer Therapy |
| 2010 | Charles Yin
Tony Kwon, |
A.B.Lucas S.S. | Induction and detection of chemotatic protein S100A8 in RAW 264.7 cells Allium sativum as a Potential Antimicrobial against Group A Streptococcal Infections |
| 2009 | Tony Kwon | A.B. Lucas S.S. | Garlic-Induced Gene Expression Changes in Streptococcus pyogenes Predict a Reduction in Virulence |
| 2008 | Carlie Scalesse | Central S.S. | Catch Me If You Can! A Robotic Simulation of Predator-Prey Co-Evolution |
| 2007 | David Wang | A.B. Lucas S.S. | Bioproduction of a Pleiotropic Regulatory Cytokine for Oral Administration Against Human Autoimmune Diseases |
| 2006 | David Wang | A.B. Lucas S.S. | A Cure for Diabetes |
| 2005 | Sarvesh Varma | A.B.Lucas S.S. | Image Guided Robotic Needle Insertion |
| 2004 | Pencilla Lang | A.B.Lucas S.S. | Optical Tactile Sensors For a Medical Palpitation |
| 2003 | Kara Barfett | St. Thomas Aqinas S.S. | Artificial Cells as a Feed Additive For Pollution Control In Aquaculture |
| 2002 | Kara Barfett | St. Thomas Aqinas S.S. | Linguistic Darwinism:Quantitative Approach To Linguistics |
| 2001 | John-Paul Lobos | Catholic Central S.S. | Quality Control Using Computer Vision |
| 2000 | Eistathios Tzaras | Central S.S. | Effect of PVA Preparation On Mechanical Properties |
| 1999 | Joe Barfett Alberto Da Rocha |
St Thomas Aquinas | Canadian Hog Farms and Pollution Control – A New Biochemical Process |
| 1998 | Joe Barfett Jeff Woods |
St Thomas Aquinas | Reduction of Nitrogen Wastes Through Bacterial Co-Immobilization |
| 1997 | Victoria Soo | Medway H.S. | Can Solar Power Produce Hydrogen? |
| 1996 | Katie Sloma | Central S.S. | Aluminium Uptake |
| 1995 | Wes Rhifer Tom Jones |
Clarke Road S.S. | |
| 1994 | Chris Heyn Ram Puvi |
Central S.S Westmister S.S. |
|
| 1993 | Gary Zimmerman | Central S.S. | |
| 1992 | Chris Guerra | Regina Mundi College | |
| 1991 | Julie Chen | A.B.Lucas S.S. | |
| 1990 | Medway S.S. | ||
| 1989 | Rachel Zimmerman | Central S.S. | |
| 1988 | Mohrgan Pratten | Saunders S.S. | |
| 1987 | Susan Surry Patrick Surry |
A.B.Lucas S.S. | |
| 1986 | Norman Yu Sarah Wells, |
Medway H.S. | |
| 1985 | John Nother Genevieve Konefal, |
H.B.Beal S.S. | |
| 1984 | Thomas Rienke | Medway H.S. | |
| 1983 | Jim Chung | Central S.S | |
| 1982 | Michael Ogletree | A.B.Lucas S.S. | |
| 1981 | Po Fong Yang John Kochanski |
H.B.Beal S.S. | |
| 1980 | Brad Shadwick | Sir Adam Beck S.S | |
| 1979 | J. Daryll Rouse | Woodstock Collegiate | |
| 1978 | Alan Thomson Jim Graaskamp |
Huron Park | |
| 1977 | John Clarke Robert Pearson |
Huron Park | |
| 1976 | Fred McLaren | Oakridge S.S. | |
| 1975 | Fred McLaren | Oakridge S.S. | |
| 1974 | Brian Steinback | Huron Park | |
| 1973 | John Locke Tanja Cunningham |
A.B. Lucas | |
| 1972 | Martin Connors, | Westminster | |
| 1971 | Zoltan W. Balogh | South S.S. |