Boyles- Station 6 and can station: because as temp of water decreased the pressure increased so it pushed egg, as temp decreased pressure increased.
(Constant temp pressure and volume are inversely related)
Charles- Station 1 and Station 2: because constant temp and volume are directly related, as you apply pressure increases temp and volume expands.
(Constant pressure temp and volume are directly related)
Gay-Lusaac's- Straw station and Station 3: because as temp increases so did pressure, as temp increased it increased pressure and volume.
(Constant volume temp and pressure are directly related)