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acid-corrosion cast of arteries --- Gunther von Hagens --- http://www.bodyworlds.com/en/gunther_von_hagens/life_in_science.html

Combine milk, washing-up liquid and food colouring for this amazing effect... Add a layer of milk, then add drops of food colouring in different spots around the centre. Add one drop of washing-up liquid into the centre of the mixture OR (as in this video) prod the centre with a cotton bud with washing-up liquid on the end. [From @GE via @SarahBearchell] The science behind it is explained here: http://www.youtube.com/watch?v=hPFwDaR1g70

from Blue Bear Wood

Dissolving, Expanding And Bouncing Egg Science Experiment

Dissolving egg shells should be on every child’s to do list. In fact it should be on every parents to do list if you haven’t done it yet! It’s a great visual and tactile experiment to do at home and there are quite a few things that you can talk about with … Continue reading →

from WeAreTeachers

Stacked: Learning With Styrofoam Cups

Lots of ides for using polystyrene cups in the classroom...particularly like the food chain and timeline ideas!