Science / Year 4 / Science Understanding / Earth and space sciences

• TLF-IDA002805

This activity aims to explore water usage and water saving ideas. Every drop counts! OUTCOMES are for children to: understand the importance of water; look at ways to help save water; and undertake a water audit.

• TLF-IDM019915

Carbon is all around us and available to us in many different forms, yet we can’t see it and often we don’t even know it’s there – using a detective story setting students sift through clues to build an understanding of carbon and the implications of its use. The unit includes PDF resources and video quiz challenges for ...

• TLF-IDM015813

Come on a palaeontologist's dig at Emu Bay, South Australia, and discover some weird-looking creatures frozen in stone. Find out what these fossils tell scientists about life on the ancient sea floor. There is a demonstration of how a fossil is formed, and you'll be surprised by the types of materials that have been preserved.

• TLF-IDA002819

With Australia’s changing climate we need to adapt to our altering conditions. This is challenging but also possible for humans through behaviour change and infrastructure change (too advanced?) but not quite so easy for our precious wildlife. While water is considered renewable as it functions as part of a water cycle, ...

• TLF-IDA002816

This learning activity is the second part of a sequence of 5 individual learning activities focused on creating a wildlife habitat. The order of these learning activities are: research, vision, design, planting and monitoring and care. OUTCOMES for this learning activity are for children to: create a vision of what their ...

• TLF-IDA002791

Explore different soil textures and discover their various properties. Through simple soil testing, children will learn to appreciate the true value soils have in helping plants grow. The learning outcomes of this activity are for children to: - understand how soil texture influences the amount of water and air it holds - ...

• 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-IDM025103

The koala population in rural NSW has been declining over the years due to drought and heatwaves. What causes some of the temperature extremes experienced in this region? Dr Mella believes koalas normally get most of the moisture they need to stay hydrated from eucalyptus leaves. What has changed in recent years that means ...

• TLF-IDM015627

Have you ever grown vegetables? In this clip you will discover many things about vegies and how they grow. Presenter Nick Hardcastle will even show you how to make a vegetable garden in a box. Find out which vegetable is actually a flower, which are the best seasons for planting and picking, and how deep to bury seeds.

• TLF-IDM015743

Have you heard of the 'cow crippler', 'living stones', or 'century plant'? In this clip, presenter Nick Hardcastle will take you into the wonderful, wacky and very weird world of cacti and succulents. Find out what they look like, what they need to grow, and how they are different. But most importantly, find out why you ...