Table 1.

Descriptive statistics of students' pretest and posttest scores and ANCOVA summary of students' conceptions of learning science

Before TreatmentAfter TreatmentUnivariate ANCOVA
MeansSDMeansSDMeans (adjusted)SEF valueη2
Memorizing
    Internet-assisted instruction group3.100.713.060.782.750.144.52*0.06
    Traditional instruction group3.050.713.170.823.230.17
Testing
    Internet-assisted instruction group3.040.832.730.882.550.1418.63*0.20
    Traditional instruction group3.100.713.440.733.450.16
Calculating and practicing
    Internet-assisted instruction group3.180.583.210.852.980.133.680.05
    Traditional instruction group3.090.753.330.633.360.15
Increasing one's knowledge
    Internet-assisted instruction group3.870.644.240.493.910.162.280.03
    Traditional instruction group3.550.793.670.633.520.19
Applying
    Internet-assisted instruction group3.590.654.100.583.780.142.790.04
    Traditional instruction group3.300.763.340.563.420.16
Understading
    Internet-assisted instruction group3.690.574.090.483.730.150.780.01
    Traditional instruction group3.170.843.490.493.520.17
Seeing in a new way
    Internet-assisted instruction group3.780.644.290.504.200.1020.18*0.22
    Traditional instruction group3.270.823.490.593.500.11
  • There were 46 students in the internet-assisted instruction group and 33 students in the traditional instruction group. ANCOVA, analysis of covariance.

  • * P < 0.05.