Search results

• TLF-IDA004335

The aim of this task is to provide a rich, contextual activity through which students can begin to explore the addition and subtraction of one- and two-digit of numbers in everyday contexts.

• TLF-IDA003886

This activity invites students to explore the phenomena of pendulums and investigate the question, 'What happens to the swing speed of your pendulum when you change one of the variables?' Students test one variable at a time to figure-out the effect of length, weight, and release point on how long it takes the pendulum ...

• TLF-IDA003804

In this activity, student groups investigate how to clean a dirty water mixture. The groups compete to see who can design a filter that produces the cleanest water in the shortest time

• TLF-IDA003825

In this indoor or outdoor activity, students (working in small groups or as a class) listen to a story about how two people use water every day. They add water to two jugs (one for each character) which correspond to an amount read in the story. It is a great way to show how much water is used for everyday activities and ...

• TLF-IDA003816

This unit of eight lessons poses the question ‘Are we living sustainably?’ Students use prompts to draw on their prior knowledge to explain what they already know about sustainability. They then investigate why water is precious, explore how water is used around their school and at home. Students then research ways that ...

• TLF-IDA003815

In this lesson sequence, students explore what happens as water soaks into or runs over the ground. They gain an understanding of a catchment from a sandpit model that show how water moves across the landscape. Students then trace the journey that their water takes every day, from catchment or aquifer to tap.

• TLF-IDA004004

This activity builds understanding of sonar technique and applications through processing and plotting data to discover a seafloor feature and by bouncing balls on different surfaces and analysing rebound, relating this to ground hardness then extend understanding to 'backscatter' in bathymetry surveys. It is suitable for ...

• TLF-IDA003813

In this activity, students use a story of a fictional river to explore the impacts of various land uses on the ecological health of a river. This demonstration can be used to introduce science or geography concepts related to your local catchment e.g. land uses, water cycle, human impacts and contaminants or waste in river ...

• TLF-IDL31

Show an alien how much you know about plant life on Earth. Answer a quiz on plant structure and function. Identify labels for plant parts. Match each plant part with its function. This learning object is the last in a series of two objects.

• TLF-IDR11933

This image is a concept cartoon. It shows a boy and a girl discussing food chains. One character is stating that producers are always at the start of a food chain, while the other character is refuting this. The cartoon is intended as a stimulus for further discussion of the concept.