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41
Design of experiments statistical principles of research design and analysis
Foilsithe / Cruthaithe 2000LEABHAR -
42
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43
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44
The McGraw-Hill big book of science activities fun and easy experiments for kids
Foilsithe / Cruthaithe 1999LEABHAR -
45
Social experiments evaluating public programs with experimental methods
Foilsithe / Cruthaithe 1999LEABHAR -
46
Zap! Save the show with sound, light and electricity [computer file].
Foilsithe / Cruthaithe 1998Electronic Resource -
47
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48
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49
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50
474=Four hundred seventy-four science activities for young children
Foilsithe / Cruthaithe 1996LEABHAR


