Science / Year 4 / Science Understanding / Biological sciences

• TLF-IDM015564

Peter Rowsthorn visits Melbourne Aquarium to answer the question 'Do male seahorses give birth to their young?' Discover the answer as a marine expert describes Syngnathids, a unique family of fish. Learn what makes the seahorse and the sea dragon so unusual in the marine animal world.

• 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-IDM020531

This is a video about bees and their importance for Australian agricultural production. Intended for mid-primary students, the video is presented by Trevor Weatherhead of the Australian Honey Bee Industry Council. He describes how numerous plants, such as the pumpkin crops seen in the video, are dependent on bees for pollination. ...

• TLF-IDM016648

Online resources for Primary teachers, parents and students to celebrate and engage with the International Year of Forests 2011. Features selected links to games, information, videos and interactive resources for the study of trees and forests and broader issues of biodiversity and sustainability.

• TLF-IDM015702

Plants are the only living things that can make their own food. They do this during the day while it's light, using a process called photosynthesis, which uses carbon dioxide and produces oxygen. During the day and night plants take in oxygen and release carbon dioxide through respiration. Discover just how important plants ...

• TLF-IDM015654

Did you know that a coconut and a walnut are actually seeds? Tiny or huge, prickly or smooth, seeds contain everything a plant needs to start a new life. Watch this clip and find out how seeds get around, and what they need to start growing. Presenter Nick Hardcastle will even show you how to grow your own plants from seed.

• TLF-IDM015274

This is a nine-minute video about cotton cultivation in Australia and cotton's importance for Australians. Intended for a mid to upper primary school audience, it depicts a family sowing, irrigating, spraying and harvesting cotton on their farm at Dalby, Queensland. It also illustrates the life cycle of the cotton plant ...

• TLF-IDA002405

This Manual assists teachers and students establish butterfly gardens in their schoolgrounds. It provides information about butterfly lifecycles, habitats, adaptations, and requirements to live. The manual also provides local Indigenous perspectives of butterflies, along with useful links to websites. The manual accompanies ...

• 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-IDM020819

This is a unit of work about bees and their vital role in the food chain and in agricultural production. The unit supports primary students to understand the basic biology of bees and to differentiate between native bees and the introduced honey bees. The unit is divided into a number of activities that focus on: bee anatomy; ...