Category: Science
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PSLE Science Reality Lab Vol No.081 | “12 Failures Versus 8” — Were the Same Number of Items Tested?
A Primary 5/6 PSLE Science Reality Lab guide to comparing failure counts from unequal groups. Learn why 12 failures can represent a lower failure proportion than 8 when far more items were tested.
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PSLE Science Reality Lab Vol No.080 | “The Average Passed the Limit” — Does That Mean Every Item Passed?
A Primary 5/6 PSLE Science Reality Lab guide to evaluating claims that a passing batch average means every item passed. Learn to separate group summaries, individual readings, variation and specification rules.
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PSLE Science Reality Lab Vol No.079 | “Four Samples Were Mixed Before Testing” — Does One Pooled Result Describe Every Location?
A Primary 5/6 PSLE Science Reality Lab guide to pooled or composite samples: what one mixed result can show, what individual-location information it loses, and how to keep claims tied to the object actually measured.
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PSLE Science Reality Lab Vol No.078 | “The Bars Look Far Apart” — Did the Axis Start Close to the Data?
A Primary 5/6 PSLE Science Reality Lab guide to evaluating bar charts with cropped axes. Learn to separate dramatic visual bar differences from the actual measured values, test conditions and evidence.
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PSLE Science Reality Lab Vol No.077 | “The Cells Look Bigger” — Were the Two Images Taken at the Same Scale?
A Primary 5/6 Reality Lab guide to evaluating side-by-side scientific images. Learn why objects looking bigger on screen does not prove they grew, and how scale bars, magnification and field of view change the evidence.
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PSLE Science Reality Lab Vol No.076 | “The Headline Says ‘Stops Growth’” — Did the Study Only Show Slower Growth in This Test?
A Primary 5/6 Reality Lab guide to tracing a strong science headline back to the source result. Learn to compare the measured outcome, tested conditions and conclusion scope before accepting a broader claim.
