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• 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-IDM015631

Why might we need to keep a collection of seeds from all over the world? Where would we keep a collection like that? Should we send some of them into space? Watch this clip to reveal answers to all these questions and more.

• TLF-IDM019504

This is an interactive resource in which students explore natural selection by controlling an environment and causing mutations in rabbits. Students can select vary environments, selection pressures, mutations and associated genetics, and then observe the populations change. This interactive resource is supported by tips ...

• TLF-IDM015666

Leaves come in many shapes, sizes, colours and textures. Watch this clip to discover how leaves make their own food and transport energy to the rest of the plant. See how they can even be useful after they've fallen to the ground. Presenter Nick Hardcastle and some young helpers will also show you a fun, creative activity ...

• TLF-IDM015639

Have you ever heard of the 'sausage tree' or the 'dragon blood tree'? Watch this clip to find out about these and many other types of trees. Explore how they grow and why they are important. Presenter Nick Hardcastle will also show you how to plant a tree and grow a bonsai tree.

• TLF-IDM016147

Students use this resource consisting of five slides with diagrams, written explanation and voice-over to understand the sequence of main events during pregnancy and the functions of the placenta and amniotic fluid. There is a two-question quiz and a summary slide.

• TLF-IDM016242

Resource consisting of information and student activities that emphasise the need for neutral posture when using computers. Contains activities and links to stimulus materials.

• TLF-IDM016338

Students use this deatiled resource consisting of ten slides with diagrams, written explanation and voice-over to identify the names and sources of food types needed in a balanced diet and the different uses of food in the body. There is a two-question quiz and a summary slide.

• TLF-IDM016446

With 884 million people globally not having access to clean drinking water, it comes as no surprise that cholera keeps on killing. Dr Karl explains arguably the most important medical discovery of the 20th century. An excellent resource for the understanding of why cleanliness of water is fundamental to the control of infectious ...

• TLF-IDM016166

This resource consists of 3 sets of illustrated slides with voice over presenting detailed information and explanations of an experiment used to investigate the action of amylase on starch and the optimum pH for the action of protease on egg white protein. Results are provided and interpreted using tables and graphs. More ...