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On-the-job tool for geology
biology or stamps
The cloudier/stormier the crystals in the glass
Speed depends on strength of sunlight - can zip round really fast after a while
26cmH x 22W x 6 D German product with Swiss precision sensors
Quicksand Volcano Analogue Thermometer On-the-job tool for geologyKit provides quicksand pit and dinosaur parts (which sink). You can find and reassemble the dinos later. ALSO an erupting volcano You'll need to provide some other bits too a mixing bowl and teaspoon, vinegar and baking soda, red colouring and water This will keep a young scientist busy over several days as there are several stages to it
