BEK 3-Way Switch mounted on a yellow baseplate with sockets to accommodate the connection of 4mm plug leads. Excellent for general circuit work.

BEK Electrode Holder mounted on a yellow baseplate with sockets to accommodate the connection of 4mm plug leads. Excellent for general circuit work.

• Carbon rods available to purchase separately (B8H31092)

BEK Variable Rheostat mounted on a yellow baseplate with sockets to accommodate the connection of 4mm plug leads. Excellent for general circuit work.

Vary the current in a circuit using this rheostat. 

• Supplied with 11Ω coil.
• Recommended Voltage: 6V max.

BEK Buzzer mounted on a yellow plastic tile with connections for 4mm plugs or for use with crocodile clips.

Features the buzzer circuit symbol on top.

• Connect the positive lead to the + terminal.

BEK Bulb Holder.

The BEK Bulb Holder accepts all screw-in miniature bulbs. Mounted on a yellow plastic tile with connections for 4mm plugs or for use with crocodile clips. Features the bulb circuit symbol on top.

Packs of the following bulbs are available to purchase separately:

BEK Changeover Switch - moving the contact directs the current through different circuits. The switch is mounted on a yellow baseplate; featuring the switch symbol on top; with sockets to accommodate the connection of 4mm plug leads. Excellent for general circuit work.

This BEK Universal Clip holds components and materials for investigation.

Consists of 2 crocodile clips mounted on a yellow baseplate. Able to hold a wide variety of components.

Ideal for introductory electronics.

A basic assortment of circuit components including:

• MES Lamp holders (x10) (B8A56972)
• MES Bulbs (x10) (B8A56728)
• 6V Buzzer with connecting leads (x1) (B8A61268)
• Electric Motor; 3 - 6V (x1) (B8A61323)
• DPDT Slide S...

Involve students in investigations by using their own energy to generate d.c. electricity. If the handle is turned slowly; a bulb for example; will light dimly; if turned faster; the bulbs become brighter.

A high quality motor unit driven from the hand crank via 2 stage step up gearing. C...

Each Plotting Compass is in a metal case.

• Diameter:16mm
• Pack size: 10

WARNING! Not Suitable for Children under 3 years due to small parts.

This product contains magnets or magnetic components. Magnets can cause serious or fatal injury if swallowed.

Plastic tubular newton spring balances. Each range is colour coded for convenience and is scaled in both grams and newtons. The spring mechanism is clearly visible; and zero adjustment is incorporated.

Includes one each of:

• 250g (2.5N)
• 500g (5N)
• 1kg (10N)
• ...

Stone cubes for density investigation.

• Dimensions: 1mm x 1mm x 1mm
• Pack of 5

Coils open at 1g load and extend to approximately 60mm at 100g load.

Max. extension without permanent deformation is approximately 150mm.

Dimensions of coiled portion:

• Diameter: 16mm
• Length: 1mm
• Overall closed length including end loops 50mm
• Approxim...

Coils open at approx. 50g load. Further 100g increments each increase spring length by 15mm approx.

Maximum recommended load: 1.5kg

Dimensions:

• Diameter excluding loops: 37mm
• Overall length: 58mm
• Length excluding loops: 25mm
• Wire diameter: 1.5mm
...

Light red oil; to use with the Vertical Boyle's Law Apparatus (B8H25298).

• Pack Size: 250ml.

This can be used to show the forces exerted by atmospheric pressure.

A light walled tinplate can with an air-tight neck and screw cap. A small quantity of water in the can is boiled vigorously until steam occupies the space inside the can; at which point the top is screwed down tightly and ...

The trolley consists of a rectangular body carried upon three low-friction wheels and is supplied with one strong spring plunger and three dowel pegs.

Several trolleys may be stacked on top of each other and are held in position by holes drilled underneath which fit over dowel rods placed i...

Ball and Ring apparatus for demonstrating thermal expansion.

The ball will not pass through the ring if it is hot and the ring is cold; but it will pass if both are hot or both are cold.

This product has recently been re-designed and approved by CLEAPSS.

For illustrating expansion by heating and contraction by cooling. Comprising a bar of iron; (L)108mm x (D)12.7mm; mounted on a support rod fitted with a wooden handle; and a brass gauge 150mm x 38mm with a cut-out; which just admits the bar lengthways; and a hole which passes the bar endways when...

For demonstrating the differential expansion of 2 metals by the curvature produced when the strip is heated in a Bunsen flame. Comprises strips of brass and steel; each 10mm x 15mm; riveted together and mounted on a wooden handle.

• Overall length: 31mm.