A simple and highly affordable miniature motorized fan car kit that includes everything you need (aside from soldering equipment) to build a small but speedy vehicle propelled by the wind force generated by a fan attached to a small moto
An excellent introductory kit that allows you to explore circuitry, electronics, and soldering all while completing a fun experiment that yields a small flashing LED, programmed by the circuit you've just built!
This kit is an economical introduction to solar cells / photovoltaics (PV), DC motors and how fans work. Included are: solar cell, high-efficiency DC motor, two fan propellers, AA battery holder and on/of switch.
Write secret messages to your friends in the know, keep diary entries safe from prying eyes with light-coded messages, and leave invisible tags in school notebooks with this handy and affordable invisible ink pen!
This sensor plugs directly into your PC USB port and can measure and log temperature using an external water-proof probe. Great for science projects where temperature vs time data is required. Also perfect for manufacturing, industrial and PC applications.
4 decks of 52 playing cards containing handy general wilderness survival tips as well as information on surviving off of edible plants in the outdoors, and dealing with dangerous creatures whether on land or sea
Ferrofluid is an astonishing liquid that reacts in strange and unexpected ways to the influence of a magnetic field; using included magnets, you can spike, toss, drop, and pull the strange, smooth substance
Combining physics and art, the pendulum wave demonstration uses kinetic energy to create a beautiful art display. Can also be used to simulate phases, beats, and frequencies for classroom lessons and demonstrations.
A fully functional stirling engine model operates solely from the power provided by the heat of the surface on which it is placed, meaning it works especially well placed over the rim of a piping-hot mug of coffee
Forget the batteries! This safe and reliable power supply is a convenient source of low voltage DC power. Dial easily turns to select the desired voltage and it plugs into a standard electrical outlet. 3V-12V DC, 1.25 amps max.
A naturally sculpted copper specimen taken directly from the Earth - each piece is totally unique in shape and bears a brilliant reddish-golden-brown coloration - makes a great gift or stocking stuffer!
A fully assembled, handsome and high-quality stirling engine - demonstrates properties of thermodynamics as heat energy is converted to mechanical/electrical energy - excellent for classroom demonstrations
This affordable horseshoe magnet is perfect for general science and physics school lab experimentation and demonstration. It is made of chrome-plated steel and is engraved with N and S to indicated the north and south poles.
Using this kit and the materials contained within, students will study the interaction between iron filings and a magnetic field sphere with a magnet embedded in its center, and relate their findings to the properties and function of the earth's magnetic field
Made with micron-sized, iron-based particles distributed throughout, the astonishing, moldable Magnetic Thinking Putty takes on the properties of a magnet itself when placed in close contact with the included magnet.
Slag is the glass-like by-product left over after a desired metal has been separated from its raw ore. Slag is usually a mixture of metal oxides and silicon dioxide; however, slags can contain metal sulfides and elemental metals