List

Estimation

This collection of STEM resources is based around the topic estimation.  Resources are listed in order of stage.

Place your orders
problem
Favourite

Place your orders

Age
11 to 14
Challenge level
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Can you rank these sets of quantities in order, from smallest to largest? Can you provide convincing evidence for your rankings?
Food Web
problem

Food Web

Age
11 to 14
Challenge level
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Is this eco-system sustainable?
More or less?
problem

More or less?

Age
14 to 16
Challenge level
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Are these estimates of physical quantities accurate?
Bigger or smaller?
problem

Bigger or smaller?

Age
14 to 16
Challenge level
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When you change the units, do the numbers get bigger or smaller?
Time to evolve
problem

Time to evolve

Age
14 to 16
Challenge level
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How many generations would link an evolutionist to a very distant ancestor?
Choose your units
problem

Choose your units

Age
14 to 16
Challenge level
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Which units would you choose best to fit these situations?
Global warming
problem

Global warming

Age
14 to 16
Challenge level
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How much energy has gone into warming the planet?
Approximately certain
problem

Approximately certain

Age
14 to 18
Challenge level
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Estimate these curious quantities sufficiently accurately that you can rank them in order of size
Carbon footprints
problem

Carbon footprints

Age
14 to 16
Challenge level
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Is it really greener to go on the bus, or to buy local?
Counting dolphins
problem

Counting dolphins

Age
14 to 16
Challenge level
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How would you go about estimating populations of dolphins?
Robot Camera
problem

Robot Camera

Age
14 to 16
Challenge level
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Could nanotechnology be used to see if an artery is blocked? Or is this just science fiction?
Big and small numbers in biology
problem

Big and small numbers in biology

Age
14 to 16
Challenge level
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Work with numbers big and small to estimate and calulate various quantities in biological contexts.