By Jeong Heisawn   Songer Nancy   Lee Soo-Young   in Research in Science Education

ISSN:0157-244X|37|1|75-97

Springer Publishing Company ‎(2007)‎

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By Parr Cynthia Sims   Jones Tricia   Songer Nancy Butler   in Journal of Science Education and Technology

ISSN:1059-0145|13|2|233-242

Springer Publishing Company ‎(2004)‎

Access to resources Favorite 9.433969