Activity 1 - Tricky tracks

All rights reserved to the Royal Society of Chemistry. The full RSC activity can be found here.

Time: 20 min
Task​: In small groups, complete the following for each of the following images:

1. Record your observations - what can you see.
2. Record your inferences - interpretations of what you see.
3. Consider what assumptions you have made in your inferences.
4. Comparing with other groups. How would you decide on the most likely scenario? Can you prove that a hypothesis is wrong?

Image 1

Image 2

Image 3

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Activity 2 - Mystery machine

Time: 20 min.
Task: A mystery machine changes shapes and their colours. For each data set:

• Use the observations below to infer possible patterns of change (you might state this as a hypothesis).
• Which shapes would you feed into the machine to test your hypothesis?