PH Buffer Capsule for calibration of pH, contains four capsules for each of the 4, 7, and 10 pH buffers, making a total of 12 capsules. The set also includes a small bottle of universal indicator with mold inhibitor, Has to be added to 100 ml of distilled water
Analog Breadboard Cable, provides an easy way for students to build their own sensor circuitry and input signal into a interface for data acquisition, six pins available: SIG1, 5V, ID, VRES, GND, and SIG2, with standard British Telecom Analog (BTA) connector
Photoconductivity, Multipurpose power supply. Electrical safety tested. Marked analyzer & polarizer for angle measurement. Photo current is studied as a function of the voltage applied to the photo resistor at a constant irradiance.
Spirometer, designed to make human respiratory measurements at rest and during moderate activity. Used to perform a variety of experiments related to air flow and lung volume. Removable flow head (22 mm ID/30 mm OD) makes it easy to clean and sterilize
Chemical & Flammable Sign - Danger Acid, Wording: ACID with danger header, Chemical and flammable mining signs warn people of various flammable and chemical dangers
Game Hundred Counting Chart Learning Center-Grade 1-2, features a Curriculum Mastery Game with 30 illustrated, topic-specific question cards; 1 laminated game board; and materials for four players; 4-panel guide, Write-On/Wipe-Off activities
Game Congruence Transform & Symmetry Learning Center-Grade 3-5, features a Curriculum Mastery Game with 30 illustrated, topic-specific question cards; 1 laminated game board; and materials for four players; Write-On/Wipe-Off activities