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2.1 Yellowstone National Park Wolves
Activities
2.1 Yellowstone National Park Wolves

Wolf Wars In this activity, you will extract data about the wolf re-introduction programme in Yellowstone National Park and learn how the wolf population grew over time and then stabilised. You will learn...

21 October 2026
2.2 Ecological Pyramids Review
Activities
2.2 Ecological Pyramids Review Free

On this page you will find an overview of ecological pyramids. Use this page to introduce or review these concepts before practising to apply the concepts with   The answers to the review questions are...

19 October 2026
8.1: world population modelling
Activities
8.1: world population modelling Free

the those This activity has been designed to help you understand more about the limitations of population modelling and give you lots of practice of typical examination questions. The three activities...

19 October 2026
Short Answer Topic Tests
External Assessment
Short Answer Topic Tests

This section includes example topic tests that can be downloaded. The answers are included. They are all original questions. Topic one lays down the fundamentals of the course but can be tricky to assess....

19 October 2026
Answers: 2.1 Abiotic and Biotic Factors
Activities
Answers: 2.1 Abiotic and Biotic Factors

Find the answers to this activity on this page  Table of Biotic and Abiotic Factors   Biotic  Abiotic factors Review Questions Using examples, why can the park be considered an open system? The system...

18 October 2026
2.1 Abiotic and Biotic Factors
Activities
2.1 Abiotic and Biotic Factors

In this activity you will explore the abiotic and biotic factors at play in Congragee National Park, USA. You can then complete a typical Paper 2 question which would assess this knowledge. This is a...

18 October 2026
HL 8.1 Comparing Two Countries and their DTM Path - Answers
Activities
HL 8.1 Comparing Two Countries and their DTM Path - Answers

In this activity, you will produce an annotated diagram to compare the changes in population demographics of two contrasting countries and relate this to the demographic transition model. Student Task...

16 October 2026
Simulations
Designing the Experimental and Practical Approach
Simulations Free

There is a plethora of suitable simulations available on the internet so we have put the links to many of these in one place. Simulations can provide opportunities for students to explore concepts at...

16 October 2026
HL 8.3 Photochemical Smog and Tropospheric Ozone - answers
Activities
HL 8.3 Photochemical Smog and Tropospheric Ozone - answers

These are the suggested answers for this activity. Student Task Identify the primary and secondary pollutants in Photochemical Smog. Primary pollutants: CO2, Black Carbon, unburned hydrocarbons, NOx,...

16 October 2026
Data Activity - Graph Skills - Topic 1.3 - Sustainability
Activities
Data Activity - Graph Skills - Topic 1.3 - Sustainability

Topic 1.3 covers sustainability and sustainable development. In this data activity you will look at data on the Living Planet Index. Answers may be found HERE. NOTE: This activity is also available as...

16 October 2026
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