@article{867534,
      recid = {867534},
      author = {Brown, Patrick, and Concannon, James,},
      title = {Evidence-based science activities in grades 3-5 : meeting  the NGSS /},
      pages = {1 online resource.},
      url = {http://library.usi.edu/record/867534},
      doi = {https://doi.org/10.4324/9780815383444},
}