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Science First - Super Savings! Save up to 32%


Super Savings! Up to 32% off on Science First products at Bio Social Change. Hurry! Limited time offers. Offers valid only while supplies last.



Science First Air Core Solenoid
Science First Air Core Solenoid
In Stock
$32.95

mpn: 10-141,

Science First air core solenoid. A useful magnetic field for numerous magnetism and electricity experiments. Coil carries 7-10A intermittently and sustains a current of 5A. Just connect to a power supply that puts out less than 5A to the solenoid. Co...


St. Louis Motor
St. Louis Motor
In Stock
$82.56

mpn: 615-4700,

Here's a classic way of converting energy from electrical to rotary. Demonstrate the fundamentals of motors and generators with this open design. Features powerful ceramic disc magnets on brackets and an armature with low-friction brass cone bearings...


Banana Plug Socket Pk/5 Black
Banana Plug Socket Pk/5 Black
In Stock
$15.51

mpn: 615-4070,

Pack of 5. Either Banana Plug Socket, Black or Banana Plug Socket, Red....


Banana Plug Socket Pk/5 Red
Banana Plug Socket Pk/5 Red
In Stock
$15.51

mpn: 615-4075,

Pack of 5. Either Banana Plug Socket, Black or Banana Plug Socket, Red....


Build A Pulley Sheaves, Pk/10
Build A Pulley Sheaves, Pk/10
In Stock
$13.26

mpn: 611-1051,

Build A Pulley Sheaves, Pk/10...


Build A Pulley Ends, Pk/10
Build A Pulley Ends, Pk/10
In Stock
$10.60

mpn: 611-1052,

Build A Pulley Ends, Pk/10...


Build A Pulley Centers Pk/10
Build A Pulley Centers Pk/10
In Stock
$10.60

mpn: 611-1053,

Build A Pulley Centers Pk/10...


Weasel Robot
Weasel Robot
In Stock
$60.73

mpn: 615-4581,

Build a tiny robot that, like a rabbit, shies at loud noises or contact. Step by step instructions. You need 2 AA batteries. Weasel - see and feel your way around walls and corners....


Force Pump
Force Pump
In Stock
$62.29

mpn: 611-2225,

Demonstrate the operation of a force pump. As the plunger is pulled up, it causes water to fill in the larger cylindrical chamber. As the plunger is pushed down, the water returns to the reservoir. Color will vary....


Glassine Envelopes, Medium, 2.31 X 3.63''''
Glassine Envelopes, Medium, 2.31 X 3.63""
In Stock
$14.99
$10.14
You Save: 32%

mpn: 635-1411,

In packs of 100 each. Handle and store adult insects. The bugs won't stick to the glassine material from which these envelopes are made....


Pendulum Clamp
In Stock
$21.75

mpn: 611-1860,

Suspend three pendulums at once and adjust each individually with this welded steel pendulum clamp. Connects to any 13 mm to 19 mm diameter support rod and is 27 cm in length. Includes individual cord clamps....


Heat Absorption Comparator
Heat Absorption Comparator
In Stock
$77.88

mpn: 612-0050,

Compare heat absorption and radiation. Includes: two pans (90mm diameter), one dark, one silver. One 10W / 12V lamp mounted between the pans shows different temperature increases. With binding posts and instructions on the base. You need two thermome...


Deluxe Loop The Loop Apparatus
Deluxe Loop The Loop Apparatus
In Stock
$56.05

mpn: 611-1855,

This high-quality apparatus easily demonstrates the transformation of potential energy to kinetic energy. Use the built-in ruler to measure the distance (in centimeters) the ball has dropped from its starting point at the top. We feature a two-sided ...


Accelerometer, Liquid
Accelerometer, Liquid
In Stock
$46.70

mpn: 611-1280,

What happens to the oceans under the full moon? What flings you outward when your car cuts a corner too sharply? It's easy to visualize the effects of inertial movements with this device. Horizontal acceleration creates characteristic wave patterns a...


Simple Form Capacitor
Simple Form Capacitor
In Stock
$23.31

mpn: 615-4730,

Explore the principle of capacitance with our economical unit. Simply charge the plates with a dielectric placed in between. Can be used to show that the charge is contained on the dielectric and not the metal plates. Includes 2 formed aluminum plate...


Calorimeter Resistor
Calorimeter Resistor
In Stock
$21.06

mpn: 612-1331,

Determine electrical equivalent of heat by passing a known current through a known resistance for a known time and measuring the resulting temperature change. Intended for use with our 612-1330 due to its low heat loss. Includes: power resistor mount...


Resistor Set 5-200Ohm
Resistor Set 5-200Ohm
In Stock
$38.90

mpn: 615-4090,

Our fixed resistance set allows you to set resistance to 5, 10, 20, 50, 100 or 200 ohms. Accuracy to 1%....


Specific Gravity Cubes Set/4 32 mm Square with Hook
Specific Gravity Cubes Set/4 32 mm Square with Hook
In Stock
$38.90

mpn: 611-2065,

These 25 mm cubes includes hooks on one face for easy transport in and out of cylinders and beakers. Includes 1 each of aluminum, brass, plated steel, and zinc. With instructions....


Force Cups Set of 2
Force Cups Set of 2
In Stock
$28.85

mpn: 611-2330,

These student-friendly rubber cups can be placed together and squeezed to force out the air inside. They then prove surprisingly hard to pull apart. Includes two rubber cups, 7.5 cm in diameter and attached plastic handle....


Science First 10-060 Van de Graaff Generator, 18cm Diameter x 45cm Height
Science First 10-060 Van de Graaff Generator, 18cm Diameter x 45cm Height
In Stock
$201.33

mpn: 10-060,

The Science First 10-060 Van de Graaff generator produces 200kV potential in relative humidity up to 90 percent and demonstrates electronic fields and ion exchange for physical science classroom use. It arcs to 5" with the optional discharge wand (so...



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