Resources tagged with STEM - living world similar to Big and Small Numbers in the Living World:
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Real world. chemistry. engineering. Maths Supporting SET. STEM - living world. Investigations. physics. Mathematical modelling. biology. Vectors.There are 33 results
Broad Topics > Applications > STEM - living world
Big and Small Numbers in the Living World
Stage: 3 and 4 Challenge Level: 
Work with numbers big and small to estimate and calculate various quantities in biological contexts.
Counting Dolphins
Stage: 4 Challenge Level:
How would you go about estimating populations of dolphins?
Big and Small Numbers in Biology
Stage: 4 Challenge Level:
Work with numbers big and small to estimate and calulate various quantities in biological contexts.
Choose Your Units
Stage: 4 Challenge Level:
Which units would you choose best to fit these situations?
A Question of Scale
Stage: 4 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?
Approximately Certain
Stage: 4 and 5 Challenge Level:
Estimate these curious quantities sufficiently accurately that you can rank them in order of size
Weekly Challenge 48: Quorum-sensing
Stage: 4 Short Challenge Level:
This problem explores the biology behind Rudolph's glowing red nose.
The Genes of Gilgamesh
Stage: 4 Challenge Level:
Can you work out the parentage of the ancient hero Gilgamesh?
Bigger or Smaller?
Stage: 4 Challenge Level:
When you change the units, do the numbers get bigger or smaller?
Bionrich
Stage: 4 and 5 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. . . .
How Do You React?
Stage: 4 Challenge Level:
To investigate the relationship between the distance the ruler drops and the time taken, we need to do some mathematical modelling...
Investigating the Dilution Series
Stage: 4 Challenge Level:
Which dilutions can you make using only 10ml pipettes?
Robot Camera
Stage: 4 Challenge Level:
Could nanotechnology be used to see if an artery is blocked? Or is this just science fiction?
Biology Measurement Challenge
Stage: 4 Challenge Level:
Analyse these beautiful biological images and attempt to rank them in size order.
Investigating Epidemics
Stage: 3 and 4 Challenge Level:
Simple models which help us to investigate how epidemics grow and die out.
Does This Sound about Right?
Stage: 3 Challenge Level:
Examine these estimates. Do they sound about right?
Time to Evolve
Stage: 4 Challenge Level:
How many generations would link an evolutionist to a very distant ancestor?
Alternative Record Book
Stage: 4 and 5 Challenge Level:
In which Olympic event does a human travel fastest? Decide which events to include in your Alternative Record Book.
Maths Is Everywhere!
Stage: 3 and 4 Challenge Level:
Maths is everywhere in the world! Take a look at these images. What mathematics can you see?
Reaction Timer
Stage: 3 Challenge Level:
This problem offers you two ways to test reactions - use them to investigate your ideas about speeds of reaction.
Scientific Measurement
Stage: 4 Challenge Level:
Practice your skills of measurement and estimation using this interactive measurement tool based around fascinating images from biology.
Speed-time Problems at the Olympics
Stage: 4 Challenge Level:
Have you ever wondered what it would be like to race against Usain Bolt?
Like Father Like Son
Stage: 4 Short Challenge Level:
What is the chance I will have a son who looks like me?
Using the Haemocytometer
Stage: 4 Challenge Level:
Practise your skills of proportional reasoning with this interactive haemocytometer.
Bird Watch
Stage: 2 and 3 Challenge Level:
Do you know which birds are regular visitors where you live?
Terrariums
Stage: 3 Challenge Level:
Build a mini eco-system, and collect and interpret data on how well the plants grow under different conditions.
Flower Power
Stage: 3 and 4 Challenge Level:
Create a symmetrical fabric design based on a flower motif - and realise it in Logo.
NRICH is part of the family of activities in the Millennium Mathematics Project.