Year 9's exploring the rapid release of oxygen and water vapour from hydrogen peroxide in Chemistry

9Walbrook outside the Red Cross, enjoying the sunshine #Geneva

@WetherbyNick hard at work in the infra red! (New IR camera in physics today).

Pink arrow sticker marks the spot...!

Slo Mo club firing a giant elastic band in super slow motion...

Art meets science in "An Experiment on a Bird in the Air Pump", on loan from the National Gallery. Fantastic!

Quiet boys sketching at @Tate Britain on Art Dept Field day organised by the wonderful @Mrmeyerart

First entries in 3D cell project results are in from year 7! Check out these cells!

A liquid that responds to a magnetic field. The spikes show the field lines. But how does it work?! #weird #spoilers

We have unpacked some pretty cool stuff these last few weeks. The box for this guy specified "artificial"! #biology

An unexpected visitor at the third floor window during this morning's registration! #surprised

Bet you can't guess what this is - arrived today in our "smart materials" kit! #spoilers

What could you learn from this? What on earth is it? #spoilers #physics