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    Similar Frameworks of Action-at-a-Distance: Early Scientists' and Pupils' Ideas.Varda Bar & Barbara Zinn - 1998 - Science & Education 7 (5):471-491.
  2. Children's concepts about weight and free fall.Varda Bar, Barbara Zinn, Rivka Goldmuntz & Cary Sneider - 1994 - Science Education 78 (2):149-169.
     
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  3. Comparison of the development of ratio concepts in two domains.Varda Bar - 1987 - Science Education 71 (4):599-613.
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  4. Children's views about the water cycle.Varda Bar - 1989 - Science Education 73 (4):481-500.
     
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