Similar to Geyser Tube

Pyrex heavy duty test tube tougher and wider than standard 150mm high by 24 mm diameter for coping with boiling temperatures and corrosive chemicals Quality lasting test tube Rimmed.

Attractively mounted in wood easy-read with large numbers 1 degree gradations from -10 50 C hanging point on the back 8cm tall this makes a stylish presence in any household In red or blue spirit.

Try the plus two empty 2 litre plastic soft drink bottles and water get a great demonstration of vortex action food colouring for extra effects create exciting action in a bottle A classic science toy Made in USA.

Ideal closing and holding magnet strong ferrite Usually deployed in pairs Has a hole in the middle for mounting or stringing together Comes in pack of 4 25mm by 20 block shape.

Traditional chart showing typical cloud forms photos and s of cirrus stratus cumulus and their variations A3 can be rolled for transport.

Striking little 4cm brooch green black and gold representing a cute wee kiwi One of a series.

Now the classic cube comes with extra challenge and complexity the ia level of difficulty higher 15cm H hexagonal box.

This one is a geometric exercise the kicker is that the balls are all arranged in different combinations of numbers and 2 or 3 dimensions So pay careful attention when taking apart the challenge is put it back together Not caled IQ puzzler for nothing Several puzzles per pack.

Extra remote thermohygro sensor and sender for Gaia station can be located within 100 meters preferably line of sight Indoors or out Displays reading at site Quote 30.3166.

10x 21 mm diameter stainless steel casing loupe for easy portability in the field On-the-job tool for geology botany biology or stamps jewellery fabric Attractively boxed.

Popular item for the young 5 scientist/garden explorer Clear plastic cup-sized container with magnifying top for catching keeping and observing bugs and creepies.

Appealing little green-and-black giant model of a gangrene cell with supplicating eyes I can be your About 13cm tall by 8 wide.

19 old-fashioned multi-coloured marbles mainly cats eye including one giant So hard find these days but still a classic for 5 year olds.

Ferrite magnets are strong and durable These discs on the right in the associated photo come as a useful pair 1.5 cm diameter by 8mm thick These are quite strong especially as a pair and will hold heavy metallic objects.

marble-in-maze game challenge your dexterity Attractive 2-colour sets blue/green red/yellow 18cm cubes.

Star-shaped pack of a dozen small and 3 larger glow stars They pick up light during the day and glow at night Removable adhesive for walls ceiling A favourite comforter for the young.

Wide-necked tempered bomex glass flask acid and heat tolerant 100ml capacity 10cm high ideal for mixing and containing chemicals.

Our most popular handheld 2x magnification sufficient for most domestic uses Rectangular shape for reading purposes Holmes-style with sturdy 100mm plastc handle and quality acrylic lens.

60x-100x magnification with built-in LED lighting At 9cm by 4cm this is amongst the smallest of microscopes so very flexible in use Requires button batteries.