bids are invited for maths circle and science circle mse teachers geometry set , mathworld algebra kit , maths kit for lab circumference of a circle , maths coordinate geometry xy-axis board , rubber isometric geo board , maths kit for pythagorean theorem , squaredrop angle sum property of a traingle , 3d models for mensurationcube cuboid cone sphere hemi sphere , stop clocks , metal balls with hook , metal cylinders , gravasands appartaus , slotted weights with hanger , sonometer with bridges and wire , tuning fork , rubber hammer , wooden scale , electroc cells , split corks , laboratory thermometer , twine thread reel , laser light cells , battery eliminators , low resistance box , high resistance box , resistance coils , convex lens , concave mirror , concave lens , convex mirror , prism , glass slabs , ohms law apparatus , pn diode apparatus , v stand , wire mesh , connecting wire , all pins , galvano meter , ammeter total quantity : 415