≪P Class="Mdpi12Titleori1" Style="Mso-Line-Height-Alt: 14.0Pt;"≫≪Span Lang="En-Gb" Style="Mso-Bidi-Font-Size: 18.0Pt; Mso-Ligatures: Standardcontextual; Mso-Ansi-Language: En-Gb;"≫Practical Work in Natural Sciences Education: Development and Validation of a Qualitative Data Collection Instrument