Science / Year 4 / Science as a Human Endeavour / Nature and development of science

• TLF-IDA002863

First Nations peoples across Australia have a detailed understanding of their environment, passing it down from generation to generation. They observe their environment closely, and use this knowledge to understand the changes in plants, animals and climate. Changes in the environment indicates what to eat, when to eat ...

• TLF-IDL6358

Investigate the stream habitat of the endangered spotted tree frog. Discover what these frogs eat in the developing stages of their life. Find enough food so the frogs develop from the tadpole stage through to adulthood. Help the tadpoles escape from predatory fish such as the introduced rainbow trout. Search for safe places ...

• TLF-IDM015755

It might sound 'un-sciencey', and have a bad smell, but red cabbage is actually very useful for testing the pH of liquids. Added to well-known liquids like lemonade or vinegar, red cabbage juice changes to 'pretty colours'. In this clip, Surfing Scientist Ruben Meerman explains the colour changes and how red cabbage juice ...

• TLF-IDM019759

View descriptions of NSW fauna together with maps of distribution, images and endangered species rating. Animals are grouped by mammals, reptiles, fishes, amphibians, birds or insects and other invertebrates. Info pages include images and animal sounds. Free when reviewed on 12/5/2015.

• TLF-IDM019753

View descriptions of Queensland fauna together with maps of distribution, images and endangered species rating. Animals are grouped by mammals, reptiles, fishes, amphibians, birds or insects and other invertebrates. Info pages include images and animal sounds. Free when reviewed on 12/5/2015.

• TLF-IDM019780

View descriptions of the flora and fauna of Victoria's western volcanic plains region including details about physical features, habitat, diet, reproduction and taxonomic classification together with images and distribution maps. Plant and animals are grouped by broad categories such as mammals, reptiles, birds, fern, shrub ...

• TLF-IDM021647

This short video, narrated by ‘Sam the Lamb’ and a group of young wool enthusiasts, explores the properties of one of nature’s most versatile fibres. Viewers will discover how wool can stretch and return to its natural shape when worn; why wool is safe to wear around campfires and in the sun, and how wool can manages moisture ...

• TLF-IDL27

Clean up Old Bernie's Pond. See how it has become polluted and invaded by introduced species. Restore the pond by choosing actions such as planting native species and removing sources of pollution. Look at the effects of each change. Earn points to get a certificate.

• TLF-IDM019757

View descriptions of Northern Territory fauna together with maps of distribution, images and endangered species rating. Animals are grouped by mammals, reptiles, fishes, amphibians, birds or insects and other invertebrates. Info pages include images and animal sounds. Free when reviewed on 12/5/2015.

• TLF-IDM019758

View descriptions of NSW fauna together with maps of distribution, images and endangered species rating. Animals are grouped by mammals, reptiles, fishes, amphibians, birds or insects and other invertebrates. Info pages include images and animal sounds. Free when reviewed on 12/5/2015.