Draw a shape with a white board marker and make it float on the surface of water. You will need to try several markers and plates to get it to work. Part of our series on surface tension.
Science Ireland performs STEM (Science, Technology, Engineering and Maths) shows and workshops in schools in Ireland. We are also creating online experiences and courses for both teachers and students.
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To find out about our exciting STEM shows and workshops visit us at : Facebook.com/scienceireland
