The oceans are become more acidic. This is due to an increase in carbon dioxide in the atmosphere through the ...

The Propagator project introduces students to hydraulic systems and their inner workings. Using a...

Within this resource, learners will work in groups of four, use their mathematical skills and scientific knowledge to help plan for an expedition to the Antarctic in 3 sessions.  They will consider the appropriate clothing, food and other essential equipment they will need to take with them.  Learners will also use...

Salt water is denser than freshwater. That is why we float so much more easily in the sea than in a lake or a swimming pool. An object will float if it is less dense than the water surrounding it. Therefore, things float easier in salt water as it is denser than freshwater. This is particularly evident in the Dead...