This is claimed to be 'the original' in the sense that it is made in America, by the successors t..
£14.00
Ex Tax: £11.67
Ex Tax: £11.67
Evacuated glass bulb of approx. 70mm diameter having fine pivot at i..
£15.00
Ex Tax: £12.50
Ex Tax: £12.50
A quality 60 degree acrylic prism allows you to learn to split a beam of light into a multicolour..
£7.49
Ex Tax: £6.24
Ex Tax: £6.24
This gyroscope is an improvement to the tedco 'original' gyroscope and is probably the most ..
£11.75
Ex Tax: £9.79
Ex Tax: £9.79
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