"SILICO & chemical PORCELAIN SE"
Ray Box
This updated Ray Box uses five super bright LEDs for bright, white rays that are clearly visible.
Equally Tempered Tuning Forks Set
Both of these sets come with a roll-up style canvas storage pouch and a solid rubber activator.
Light Source
A handy addition to your optical bench, this light source features a 7.5 watt incandescent lamp plus a cord and plug for connection to 110 VAC power source.
Replacement Accesssories for Spectra of the Elements Kit
The replacement chemicals kit contains 5g each of calcium chloride, cupric chloride, cupric nitrate, lithium chloride, potassium chloride, potassium nitrate, sodium bicarbonate, sodium chloride, strontium chloride and strontium nitrate.
General Use Hydrometers
Our general use hydrometers are made of smooth glass for easy cleaning and have sealed-in paper scales and metal ballast.
AlniMAX II™ Stainless Steel Multipole Magnets
Stronger Than Alnico, But Won’t Attract Another Magnet.
K’NEX Education Intro to Simple Machines: Levers and Pulleys
Identify All Three Classes of Levers and Their Key Parts
K’NEX Education Intro to Simple Machines: Wheels/Axles & Inclined Planes
Investigate and experiment with 7 functioning Wheel & Axle and Inclined Plane models designed to demonstrate science and technology concepts.
Students can determine, through investigation, if the machine multiplies the force it applies to the resistance (load), if the machine changes the direction of the force they apply, and more.
Tuning Fork Set
Both versions of these economy tuning fork sets come with a mallet designed for one hard and one soft end for use with all frequencies of forks.

