Sandwich-inspired "Tiny View" microscope
'Focused' microscope in a dollar
Components: 5mm borosilicate glass ball, nanoscale -transparent cello tape both sides, coin cell 3V, Chip (SMD) LED day light color, wires, specimen (dried leaf)
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FRICTION - A NECESSARY EVIL !
PLEASE CHOOSE ACTIVITY AGE-GROUP APPROPRIATE
Kids@9-12 years
Lubrication (oiling, say) reduces Friction
Lubrication (oiling, say) reduces Friction
Kids@13-15 years
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