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30 x pupils' decimal sliding lines
The dolls represent a variety of ages
this guitar is also available in a full size option
230 and 260g
1 x Small conductive thread bobbin (6m)
Levers Kit (Each) KD522201 30 x pupils' decimal slidingKit includes: (5) Levers, (4) Fulcrum Triangles, (Plethora) of Counter Masses Kit is used to outfit a classroom of 5 groups to study levers, center of mass, balance, equilibrium Instructions not included Levers are 23. 75 inches long Graduations do not correlate to English or metric units of measure in order to force empirical thinking about balance A great low cost kit to teach students about simple machines, balance, equilibrium and center of mass.
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