Home / Archives / Vol. 12 No. 3 (2024): International Journal for Innovation Education and Research Vol. 12 No. 3 (2024): International Journal for Innovation Education and Research Published: 2024-07-01 Journal Articles Key lifelong competences exploring EFL teachers’ perceptions and challenges in Greek state schools Dora Chostelidou, Athina Karakasidou 1-21 PDF DOI: https://doi.org/10.31686/ijier.vol12.iss3.4195 A Residual-Based Numerical Viscosity Regularization Approach for Higher-order Finite Volume Discretization of Scalar Hyperbolic Conservation Laws Yaw Kyei 22-53 PDF DOI: https://doi.org/10.31686/ijier.vol12.iss3.4229