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Grovers Optics & Photo. 216 High Street. Northallerton

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Grovers Toymaster 216 High Street, Northallerton DL78LW

A family business

Educational There are 87 products.

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Showing 1 - 30 of 87 items
  • £ 23.95 Delivery In 1-5 Days* Tax included

    Probably one of the best known scientific toys in the world, also known as “Happy Drinking Bird”. If you regularly fill his glass with new water, he will forever carry on sipping, seesawing back and forth. This toy had been banned in Europe for a long time because of its former harmful filling. But now Astromedia have found a version that has full EU...

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  • £ 23.95 Delivery In 1-5 Days* Tax included

    The Crookes Radiometer, also known as a “light mill”, consists of a partly evacuated glass bulb, inside of which a set of vanes is suspended on a vertical axle. One side of the vanes is black, the other silver coloured. When exposed to bright light, the vanes start rotating about the axle. 

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  • £ 16.95 Delivery In 1-5 Days* Tax included

    The Goethe Barometer consists of a partly filled glass sphere with stand that has a spout attached to its bottom. The spout is open at the top, which allows the atmospheric pressure to change the level of the liquid inside.

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  • £ 34.95 Delivery In 1-5 Days* Tax included

    The principle of this thermometer was discovered by Galileo Galilei: Suspended in the liquid inside the cylinder are a number of weights which are attached to sealed glass bulbs.

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  • £ 15.95 Delivery In 1-5 Days* Tax included

    If you hold the bottom glass bulb of the hand boiler in your hand, something astonishing happens: The blue fluid inside the bulb starts to rise through the spiral into the top bulb. When nearly all of the liquid is in the top bulb it also starts to bubble, as if it would be boiling

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  • £ 3.95 Delivery In 1-5 Days* Tax included

    Wooden rail to mount our round telescopes on a normal photographic tripod. With special nut to fit most standard tripods. Size: 200 x 33 x 15 mm

    £ 3.95 Tax included
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  • £ 15.95 Delivery In 1-5 Days* Tax included

    A kit for a prism made from acrylic glass. Cast acrylic glass blank with all necessary polishing material to produce a highly transparent prism, instructions included - download below Size: 22 x 22 x 22 mm. Length: 55 mm Suitable for children.

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  • From £ 5.95 Delivery In 1-5 Days* Tax included

    Choose Size On Right Its surface is covered with concentric grooves that refract the light. Nowadays they find wide use e.g. in light houses and overhead projectors. Well suited as magnifying glasses for reading small text. Some In the form of a round magnifying glass with handle, magnification 3x, with good resolution

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  • £ 9.95 Delivery In 1-5 Days* Tax included

    £ 9.95 Tax included
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  • £ 15.95 Delivery In 1-5 Days* Tax included

    Essential for astronomy. A red light will preserve your "night vision" so you see as many stars as possible. A headlamp is especially useful as it keeps your hands free for operating a telescope & changing accessories If you enjoy discovering the world at night on a night hike, this headlamp makes things safe for you. It shines a light exactly where...

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  • £ 9.95 Delivery In 1-5 Days* Tax included

    The LensPen is a great tool for all of your optical equipment, including eyepieces, telescopes, spotting scopes, binoculars, microscopes, cameras, lenses, and more. Even your spectacles! Good for approximately 500 uses - No liquids are used...nothing to spill or dry out.

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  • £ 13.99 Delivery In 1-5 Days* Tax included

    Assemble a smart robotic crab with these fun and educational kits, and watch it scurry around on the table top. It creeps and crawls along, detecting the table edges so it never falls off. Requires 1 AAA battery, not included.  Recommended For Ages 8 Plus.

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  • £ 16.99 Delivery In 1-5 Days* Tax included

    Put this real science tool safely into little hands A real-working, microscope designed for little hands! Ages 3-7

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  • £ 24.99 Delivery In 1-5 Days* Tax included

    Real Science tools perfectly sized for little hands! Engage young scientists with this hands-on exploration set featuring real tools sized perfectly for little hands. Students can follow the step-by-step, fully illustrated activity cards or experiment with their own ideas. They'll be having so much fun they won't even realise they're learning! Ages 4-8

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  • £ 3.99 Delivery In 1-5 Days* Tax included

    Observe on a grand scale with these extra-large magnifiers! Built-in stand allows for hands-free viewing at 4.5x magnification. Ages 3-7

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  • £ 4.99 Delivery In 1-5 Days* Tax included

    Simply pop open the wings of these ladybirds to reveal a 3.5x magnifying lens for in-depth inspection of insects and other small finds. Screw-on cap and air vents keep specimens secure. Ages 3-7

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  • £ 18.95 Delivery In 1-5 Days* Tax included

    A special egg timer: the sand doesn’t land on a uniform hill, but forms strange structures! In a normal egg timer the sand always forms a flat cone onto whose tip the sand falls from above. This sand in this egg timer does the same, until you stand it in its wooden stand.

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  • £ 19.95 Delivery In 1-5 Days* Tax included

    A rainbow for indoors! This large crown glass prism projects beautiful spectral colours into your room. Hang the prism in a south-west or south-east facing window. When the low standing sun shines through the prism, it projects fields of spectral colours sideways into the room. A slight spin of the prism makes them dance around beautifully.

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  • £ 4.95 Delivery In 1-5 Days* Tax included

    Set of 20 all-purpose permanent magnets made from a ceramic compound of iron oxide (ferrite). Ideal for homemade fridge magnets or for experiments with our iron filings (see above). Height: 4mm,  Diameter: 8mm

    £ 4.95 Tax included
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  • £ 29.95 Delivery In 1-5 Days* Tax included

    The Storm Glass Barometer came into general use during the early 1700s. Sailors attached this instrument to the mast of their ship and by interpretation of the constantly changing crystal formations within, relied upon it to forecast the weather for nearly 250 years.

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  • £ 11.95 Delivery In 1-5 Days* Tax included

    A very special photographic paper from the early days of photography. Just put objects or negatives on the paper and expose it to the sun light. The outlines of the objects will show up as a silhouette. Developing and fixation with tap water and without the need of a dark chamber. Made from non-poisonous & recycled paper. Pack of 10 sheets, 215 x 280...

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  • £ 2.95 Available To Order Tax included

    Made from natural hail, Evoco brushes are the perfect all-round brush for many model and hobby uses, keeping their shape and quality long after their first use. Also includes a small tin of paint suitable for Astromedia reversing goggles dove prism.

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  • £ 44.00 Out of stock Tax included

    Available To Try In-Store Links the real starry sky with the digital world. Look up to the heavens & discover constellations, planets & galaxies. For adults & age 8 plus Representation of all 88 constellations Close-ups of planets, galaxies, star clusters & nebulae Over three hours of audible explanation The Greek myths linked with the...

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  • £ 4.95 Delivery In 1-5 Days* Tax included

    A superb pair of solar eclipse glasses fully CE approved for safe viewing of eclipses, transits and larger sunspots filtering out 100% of harmful UV whilst showing a true orange solar disk.

    £ 4.95 Tax included
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  • £ 205.00 Delivered In 2-3 Weeks Tax included

    Safe solar observation! 100% UV-protection, 100% IR-protection, sun light intensity reduced by 99,999% Our Solar Viewer AstroSolar® Silver/Gold – MADE IN GERMANY – safely protect your eyes for visual solar observation. This is THE solution to see the partial phase of Solar Eclipses or even big sunspots with your own eyes!

    £ 205.00 Tax included
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  • £ 24.95 Available To Order Tax included

    Safe solar observation with Solar Viewer AstroSolar® Silver/Gold! 100% UV-protection, 100% IR-protection, sun light intensity reduced by 99,999%

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  • £ 34.95 Delivery In 1-5 Days* Tax included

    The heart of this unusual thermal engine is a thin ring of Nitinol wire (0.3mm). Some warm water is enough to make the Nitinol Engine run. Nitinol is an alloy of nickel and titanium which has exceptional properties: at low temperatures it is soft and bendy, but as soon as it is heated above a certain transition temperature, it instantly becomes hard and...

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  • £ 33.95 Delivery In 1-5 Days* Tax included

    Pre-punched kit with gold, black, red, blue, and white printing. Construction time: 8-12 hours Includes: planet spheres, axles, and PVC bearings.  Height: 34cm, Diameter: 33cm

    £ 33.95 Tax included
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  • £ 5.95 Delivery In 1-5 Days* Tax included

    The Desktop Planetarium is a beautiful instrument and showpiece. But it is also a very useful teaching tool. If you are planning on transporting your valuable Planetarium to different venues, it is helpful if you can take it apart and transport it flat.

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  • £ 15.95 Delivery In 1-5 Days* Tax included

    A world premiere: the first ever fully functional cardboard orrery! It demonstrates the movements of Mercury, Venus, Earth and Moon around the Sun

    £ 15.95 Tax included
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Showing 1 - 30 of 87 items