Variables

Independent, dependent and controlled.

How it works

What changes, what is measured and what stays the same?

• 30 progressive levels, from basic to advanced
• Levels 1 to 3 free, no card

More exercises in Scientific thinking

• Hypotheses
• Fair test
• Control group
• Correlation vs cause
• Graphs
• Measurement
• Probabilistic thinking
• Diagnosis
• Scientist mission