A light curing method, comprising: (i) providing a light curing apparatus having at least one light source, and a curing volume, (ii) positioning a first polymerizable shaped material within said curing volume, (iii) controlling said light source to heat said first polymerizable shaped material to temperatures within a first temperature range, (iv) controlling said light source to maintain said first polymerizable shaped material at temperatures within said first temperature range for at least 1 minute, (v) positioning a second polymerizable shaped material within the curing volume, (vi) controlling said light source to heat a second polymerizable shaped material to temperatures within a second temperature range, (vi) controlling said light source to maintain said second polymerizable shaped material at temperatures within said second temperature range for at least 1 minute, said first temperature range has a first midpoint and said second temperature range has a second midpoint, and said first midpoint is at least 15 °C from said second midpoint, further comprising either (a) positioning a denture forming product in said curing volume prior to said controlling said light source to heat said denture forming product to temperatures within a first temperature range, wherein said denture forming product has at least one artificial tooth and wax-like polymerizable material, wherein said denture forming product is maintained at temperatures within said first temperature range for at least 2 minutes, and said first temperature range has a midpoint temperature between 100 °C and 110 °C, or (b) positioning a splint forming product in said curing volume prior to said controlling said light source to heat said splint forming product to temperatures within a second temperature range, and wherein said splint forming product comprises polymerizable material, wherein said splint forming product is maintained at temperatures within said second temperature range for at least 2 minutes, and said second temperature range has a midpoint temperature between 120 °C and 150 °C. (i) providing a light curing apparatus having at least one light source, and a curing volume, (ii) positioning a first polymerizable shaped material within said curing volume, (iii) controlling said light source to heat said first polymerizable shaped material to temperatures within a first temperature range, (iv) controlling said light source to maintain said first polymerizable shaped material at temperatures within said first temperature range for at least 1 minute, (v) positioning a second polymerizable shaped material within the curing volume, (vi) controlling said light source to heat a second polymerizable shaped material to temperatures within a second temperature range, (vi) controlling said light source to maintain said second polymerizable shaped material at temperatures within said second temperature range for at least 1 minute, (a) positioning a denture forming product in said curing volume prior to said controlling said light source to heat said denture forming product to temperatures within a first temperature range, wherein said denture forming product has at least one artificial tooth and wax-like polymerizable material, wherein said denture forming product is maintained at temperatures within said first temperature range for at least 2 minutes, and said first temperature range has a midpoint temperature between 100 °C and 110 °C, or (b) positioning a splint forming product in said curing volume prior to said controlling said light source to heat said splint forming product to temperatures within a second temperature range, and wherein said splint forming product comprises polymerizable material, wherein said splint forming product is maintained at temperatures within said second temperature range for at least 2 minutes, and said second temperature range has a midpoint temperature between 120 °C and 150 °C.