Lens support
Supports convex or concave lenses or mirrors
Index mark engraved on each end of the base
Made of wood, for placing lenses or mirrors up to 76 mm in diameter.
Lens not included.
Universal V-bracket with bar (1m)
Bar: in steel, 1 m long and 12 mm in diameter. Base: cast iron with 15 mm threaded hole and screw.
Features
Side length: 20cm
Weight: 2 kg
Wooden ironing board with iron is ideal for children to simulate reality. Recreate everyday experiences and imaginary situations and develop children's verbal and non-verbal communication skills.
Resistance table for studying Ohm's law
Investigate the relationship between electrical resistance and cross-section, length and material of the conductor.
Six wires, attached on both sides t...
Formula: 3MgO, 4SiO2 , H2O
Molecular weight: 379.27 g/mol
CAS Number : 14807-96-6
CE Number : 238-877-9
Specification :
Appearance: white cassé powder
Solubility in H2O: insoluble
The Drum is a very common percussion musical instrument used to reproduce rhythmic patterns. This essential toy instrument in the process of musical initiation has a circular hoop with a stretched...
