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Applications > STEM - living world

##### Age 11 to 14 Challenge Level:

Examine these estimates. Do they sound about right?

##### Age 11 to 14 Challenge Level:

When a habitat changes, what happens to the food chain?

##### Age 14 to 16 Challenge Level:

Which dilutions can you make using only 10ml pipettes?

##### Age 14 to 18 Challenge Level:

Estimate these curious quantities sufficiently accurately that you can rank them in order of size

##### Age 14 to 18 Challenge Level:

In which Olympic event does a human travel fastest? Decide which events to include in your Alternative Record Book.

##### Age 14 to 16 Challenge Level:

To investigate the relationship between the distance the ruler drops and the time taken, we need to do some mathematical modelling...

##### Age 14 to 16 Challenge Level:

Could nanotechnology be used to see if an artery is blocked? Or is this just science fiction?

##### Age 14 to 16 Challenge Level:

Analyse these beautiful biological images and attempt to rank them in size order.

##### Age 14 to 16 Challenge Level:

Use your skill and knowledge to place various scientific lengths in order of size. Can you judge the length of objects with sizes ranging from 1 Angstrom to 1 million km with no wrong attempts?

##### Age 14 to 16 Challenge Level:

Can you work out the parentage of the ancient hero Gilgamesh?

##### Age 14 to 16 Challenge Level:

Which units would you choose best to fit these situations?

##### Age 14 to 16 Challenge Level:

How does shape relate to function in the natural world?

##### Age 14 to 16 Challenge Level:

When you change the units, do the numbers get bigger or smaller?

##### Age 14 to 16 Challenge Level:

Are these estimates of physical quantities accurate?

##### Age 11 to 14 Challenge Level:

This problem offers you two ways to test reactions - use them to
investigate your ideas about speeds of reaction.

##### Age 11 to 16 Challenge Level:

Work with numbers big and small to estimate and calculate various quantities in biological contexts.

##### Age 14 to 16 Challenge Level:

How many generations would link an evolutionist to a very distant
ancestor?

##### Age 14 to 16 Short Challenge Level:

This problem explores the biology behind Rudolph's glowing red nose.

##### Age 14 to 16 Challenge Level:

How would you go about estimating populations of dolphins?

##### Age 7 to 14 Challenge Level:

Do you know which birds are regular visitors where you live?

##### Age 14 to 16 Challenge Level:

A problem about genetics and the transmission of disease.

##### Age 11 to 14 Challenge Level:

Build a mini eco-system, and collect and interpret data on how well the plants grow under different conditions.

##### Age 11 to 14 Challenge Level:

Is this eco-system sustainable?

##### Age 14 to 16 Challenge Level:

Work with numbers big and small to estimate and calulate various quantities in biological contexts.

##### Age 14 to 16 Challenge Level:

Practise your skills of proportional reasoning with this interactive haemocytometer.

##### Age 14 to 16 Challenge Level:

Have you ever wondered what it would be like to race against Usain Bolt?

##### Age 14 to 18 Challenge Level:

bioNRICH is the area of the stemNRICH site devoted to the
mathematics underlying the study of the biological sciences,
designed to help develop the mathematics required to get the most
from your. . . .

##### Age 11 to 16 Challenge Level:

Create a symmetrical fabric design based on a flower motif - and realise it in Logo.

##### Age 11 to 16 Challenge Level:

Maths is everywhere in the world! Take a look at these images. What mathematics can you see?

##### Age 11 to 16 Challenge Level:

Simple models which help us to investigate how epidemics grow and die out.

##### Age 14 to 16 Challenge Level:

What biological growth processes can you fit to these graphs?

##### Age 14 to 16 Short Challenge Level:

What is the chance I will have a son who looks like me?