Search results

• TLF-IDM019766

Enter this virtual laboratory and conduct experiments to investigate genetic variation and evolution of populations of the three-spined stickleback fish. Students analyse fish and fossillised specimens, construct tables and graphs, and interpret their analysis. There are also instructive tutorials, videos describing stickleback ...

• TLF-IDM021144

Join Catalyst reporter Anja Taylor as she visits the Jemez Mountains in New Mexico and discovers the impacts of recent megafires on the landscape there. What is a megafire? And how is a megafire different from a regular wildfire? How have recent fires permanently transformed the landscapes that Anja and Professor Craig ...

• TLF-IDM008839

This is an activity sheet providing instructions for a simulated mining experiment using pieces of fruitcake. Students use various tools to remove different fruits, each representing different minerals, from a piece of fruitcake which represents the mine site. They are then required to rehabilitate the 'mine site'. The ...

• TLF-IDM008871

Carry out an experimental investigation like those used in industrial laboratories. This is a fact sheet giving information and instructions for an experiment investigating the recovery of copper metal from ore using solvent extraction. It includes background information on the industrial process and chemistry involved, ...

• TLF-IDM015988

Have you ever wondered how your sandwich bread is made? This clip shows the story of bread, beginning with flour being loaded into a truck. Watch big machines mix the dough. See your bread being baked, then packed ready for the shop.

• TLF-IDM016333

Students use this resource consisting of four slides with diagrams, written explanation and voice-over to understand some different methods of collecting animals in the wild. There is a two-question quiz and a summary slide.

• TLF-IDM016610

This resource contains a materials and instruction list and brief explanation for students about the process of burning both ends of a balancing candle. This activity is most likely to be done as a teacher demonstration for safety and classroom management reasons, particularly at primary school level.

• TLF-IDM008873

Find out how to use froth to separate minerals from unwanted rock. This is an activity sheet giving instructions for a simple experiment that demonstrates how froth flotation works. It includes a blank data table.

• TLF-IDM016284

Students use this resource consisting of seven slides with diagrams, written explanation and voice-over to understand how to test a leaf for starch and how this relates to the occurrence of photosynthesis in the leaf. There is a two-question quiz and a summary slide.

• TLF-IDM016368

Through the ages humans have used symbols and symbol systems to communicate with one another. Students are challenged to compile a message that could be understood by anyone in the world and possibly beyond.