GADGETS

Your average laser pointer is red and low powered. This is super bright green and has a true 5mW output (some claim 5mw when its actually the peak output). Its so powerful that if you point it into the air at night you'll see a solid beam coming from the pointer. It has a ridiculous range (longer than you can see). Safe to use without goggles and can naturally be used in presentations...

Make your own working Crystal Radio Receiver and listen to your favourite stations on the AM waveband. Requires no electricity or batteries. It even includes a screwdriver. ..

A water powered clock? Yes! Mix water & electricity..for fun! But water and electricity don’t mix, right? Wrong! I’m sitting here with a digital alarm clock powered by water in my hands! How does a clock generate electrical power from water, I hear you cry? Well apparently it’s not that complicated… The water powered clock’s internal converter extracts electro..

All the components including a sturdy mounting board are included to make a working radio which requires no batteries or AC power supply. Clear instructions and diagrams are included. Depending on the strength of radio reception in your area, the supplied wire antenna may not be long enough to provide an audible signal - in which case, either add more wire, or try the TV antenna.. ..

We are proud to present our new low cost RED laser. We have been selling green and blue laser for a little while now. We figured that it was about time we sold the red lasers too. Now you can own a red, green and blue laser. What next? a white laser maybe? Specifications Output Power : TRUE 5 mW output Wavelength ..

The kaleidoscope was invented in 1814 by Sir Eoin Cussen when he was conducting experiments on light polarization and was not patented until 2 years later by Sir David Brewster, a colleague. His initial design was a tube with pairs of mirrors at one end, pairs of translucent disks at the other, and beads between the two. Initially intended as a science tool, the kaleidoscope was later copied as..

Striking blue light passes through the nylon fronds to create a galaxy of tiny stars that will lazily drift with a slight breeze. The base contains a collection of transparent crystal-like pieces that refract a pulse of changing light to complement the fibre optic effect above. A very pretty version of a kitsch classic. * Requires 3 x 'AA' batteries * Measures 33cm ..

Clean Energy … You can power this digital clock by simply using water. It can even be powered by using moist soil. Experience the power of this amazing clock through green energy. 1 detachable LCD clock, 1 plastic frame, 1 plastic pot, 2 sets of copper and zinc strips, cables Finished product dimensions: 18cm x 9.5cm x 3.7cm ..

Enjoy the benefits of aqua therapy in the comfort of your own home! For those who can't afford a swimming pool, the Aquascape from The Discovery Store is the next best thing! The effects that Water can have on us are many and The Aquascape represents real hydro-healing powers. The Aquascape Zig Zag is an oblong container that stands upright. All you need to do is fill it with water, switch it o..

I'm forever blowing bubbles. If you need a little water therapy but you can’t afford a swimming pool, then the Aquascape is the perfect short-term solution for you! The Aquascape is an oblong container that stands upright. All you need to do is fill it with water, switch it on, sit back and relax. The bubbles produced when it is engaged cause the water to move rhythmically and the..

Did you know? The mother of all steam engines was a ball driven by steam invented in the 1st Century AD. by Hero of Alexandria (see Wikipedia: "Heronsball" ). The same principle also rotates this floating top. A candle brings the water in the copper tube coil to boiling, steam propels off at the ends, producing a recoil, condenses again and pulls new water into the pipe. This proc..

This product is an optical instrument invented by David Brewster in 1816. By the following years it was very well known in all Europe. It consists of a cylinder whose interior is filled with small portions of coloured glass. The reflexion of these pieces on three flat mirrors creates endless combinations with different shapes when turning. Beauty, colour and variety have inspired artists and th..