Ever wonder how a clock works? Or how a roller coaster stays on its track? Explore all of this in the ABC's of Physics. Make your own timer as you discover how a pendulum clock works. Find out what F=ma means as you learn about force and motion and just how that roller coaster stays grounded. Discover Newton's laws working…
OBJECTIVES To understand the concept of diffraction of light. To measure and analyze the emission spectral lines of different elements. PRINCIPLE The source of electromagnetic radiation is atoms. When the atoms of an element are in an excited state, they return to a lower energy state by emitting electromagnetic (EM) radiation. The transition of the electrons in the atom from…
Objectives: To find the concentration of a liquid using the samples of known concentration using the Beer lambert’s Law. Principle: Beer Lambert law relates the attenuation of light through a substance and the properties of that substance. Light interacts with matter in the following ways: emission, absorption, transmission, and reflection or scattering. Depending on the physical and chemical properties of…
OBJECTIVES Measuring the magnetic field of a straight conductor and of circular conductor loops as a function of the current. Measuring the magnetic field of a straight conductor as a function of the distance from the axis of the conductor. Measuring the magnetic field of circular conductor loops as a function of the loop radius and the distance from the…
OBJECTIVES Measurement of Brewster’s angle for a given dielectric dispersive medium. PRINCIPLE When un-polarized light is incident on the surface of a dielectric (such as a glass), at a certain angle of incidence the reflected light is completely plane-polarized. This phenomenon was discovered by Sir David Brewster and, thus, the specific angle is called Brewster’s angle or polarization angle. Also,…
Ever wonder how movies are made? You might already know movies are made of millions of individual pictures, but do you know why you don't see each picture? This phenomenon is called persistence vision. Learn more about this, color theory, and optical illusions as you have fun observing it in action! Kit Includes: Miniature motor, D cell battery holder, contact…
Looking to do more experiments? Find what you need in this component kit! These basic science components are a great way to expand our Telegraph Kit, Simple Circuit, Conduction Experiment, and Color Theory. Kit Includes a single throw knife switch, double-throw knife switch, 2 light bulb holders, 2 AA Cell Battery Holders, 10 Light Bulbs, 10 Alligator Connector Cords, and…
Does wood conduct electricity? How about a penny? Make your own“Conduction Tester” and explore what substances are conductors and which are insulators. Hint: most substances can be classified a one or the other. Included in the kit is 2 D cell battery holders, 1 light bulb, 1 light bulb holder, 4 alligator connector cords, a sample pack, and an exploration…
Discover the fun of microbiology with our Petri dishes and nutrient agar set. Science will come alive, literally, as you explore common household bacteria. Kit includes 8 large and 8 small Petri dishes, 8 swabs, nutrient agar, and detailed agar preparation instructions Including standard safety precautions.
Are you ready to create your own slides? Make slides of what interests YOU! Learn slide-making techniques as you discover what there is to see on a “micro” level. Remember the slides in this kit are Glass, so be careful. Kit Includes 12 glass slides, 12 glass coverslips, 3 glass slides with single concavity, 1 storage case, 4 Petri dishes…
Are you ready to create your own slides? Make slides of what interests YOU! Learn slide-making techniques as you discover what there is to see on a “micro” level. Remember 3 slides in this kit are Glass, so be careful. Kit Includes 12 plastic slides, 12 plastic cover slips, 3 glass slides with single concavity, 1 storage case, 4 Petri…
No matter how complicated a camera, a telescope, or a microscope is, it consists of one or more of these basic elements; mirrors, lenses, and prisms. Explore the principles of reflection, refraction, and the physics of how light works as you discovery all about optics. Kit Includes a flexible mirror (Bonus), cylindrical double concave lens, cylindrical double convex lens, small…
The Doppler Effect is widely used in weather forecasting, medical imaging, radar, and astronomy. This kit makes it possible to create a Doppler Effect in an easy way, promoting the study of the frequency change due to movement changes. Requires a AA battery. Activity guide included. Ages 7+.
Objectives: To find the energy band gaps for different semiconductor diodes and LEDs Principle: At absolute zero-degree temperature, semiconductors are pure insulators. As the temperature is increased thermal energy create vibrations in crystal lattice and few electrons, which acquire sufficient vibrational energy break their covalent bond, become free, and move to the conduction band. The energy required to rapture the…
OBJECTIVES: Observe the effect of a magnetic field on plane of polarization of polarized light as it passes through a dispersive medium. Measure the Verdet’s constant of a given dispersive material. PRINCIPLE When a linearly polarized light passes through an optical medium in a region of strong magnetic field, the plane of polarization of linearly polarized light rotates by an…
Just Tubes is an assortment of 3 different types of test tubes: glass, plastic, and safety. Test tubes are one of the most widely used tools for performing science experiments. In chemistry, the test tube is used to hold, mix, or heat small quantities of chemicals while performing experiments. For biology, the test tube is used to handle and cultivate…
Learn about circuits, motion, and light from the “laser light show” created with this kit. Construct a circuit to drive a miniature motor. The rotating mirror reflects light from the laser on to the wall to make various patterns. Requires an AA battery. Included in the kit are a key chain laser pointer, acrylic mirror, mini motor, AA battery holder,…
Carefully selected for experiments on light, this kit includes a plane mirror, a concave mirror and lens, and a convex mirror and lens. All are made of high quality optical glass making them an indispensable tool for the study of basic and intermediate Optics. Activity guide included. Ages 7+.
Can you make a magnet float? Magnets have many fascination properties. Learn about them as you make your own magnet, discover what “poles” are, and make that magnet float! We'll get things started with our experiment guide, and then have fun as you discover all there is to learn about magnetism. Kit Includes: Magnetic Wands, Magnetic Marbles, Magnetic Rings, Floating…
OBJECTIVES To experimentally verify the malus’s law. PRINCIPLE Light, when modelled as a wave phenomenon, can be classified as a transverse electromagnetic wave consisting of oscillating electric and magnetic fields that are oriented perpendicular to each other. Depending on the orientation of the plane of polarization of the electric field with respect to the direction of propagation of the wave,…
This little yet powerful motor is ideal for hundreds of electrical experiments and projects. Voltage requirements are 1.5 to 3 DC volts. RPM is between 7,000– 11,000. Each unit also incorporates 12” red and black connector leads. Ages 7+. Box includes 20 motors and a pad of 25 tear-off informational sheets
Do you want to see what water looks like? How about carbon dioxide? The Molecular Model Set is an excellent way to visualize organic and inorganic compounds and gain a better understanding of the actual structure of complex molecules. The set includes 35 colored balls, connecting springs, and an experiment guide. Ages 10+
Perform science experiments in your own home using common household products! PH paper is used to determine whether a substance is acidic, basic, or neutral. Simple pH experiment instructions are given as well as a color guide for determining the pH. Ages: 7+. Box includes 18 pH papers and a pad of 15 tear-off informational sheets.
Objectives To study the photoconductivity of CdS Photoresistor, in the following conditions: Applied voltage vs photocurrent (IPH) at constant irradiance (Φ). Photocurrent (IPH) vs irradiance (Φ) at constant applied voltage (V). Principle The phenomenon of photoconductivity occurs when an incident light shown upon a semiconductor causes an increase in its electrical conductivity. This is because of excitation of electrons across…
