Great battery holder for D-cell batteries needed for your next science project!
$2.99 $1.69
Item#: 13408 Age: 7+
(3 customer reviews)
Use this mini DC motor for your next science project or home hobby craft!
$6.99 $3.79
Item#: 13975 Age: 18+
The Contact Key can open and close a circuit and is very handy in demonstrating Morse code.
$8.99 $4.95
Item#: 11111 Age: 13+
Demonstrate circuits and conductivity with this energy ball.
$8.99 $5.49
Item#: 10612 Age: 13+
(5 customer reviews)
Use this soft iron rod for a variety of classroom learning demonstrations!
$4.99 $3.99
Item#: 14822 Age: 18+
(10 customer reviews)
A simple black spring cord lanyard keychain designed to withstand every day use.
$2.99 $1.49
Item#: 17087 Age: 14+
These semicircular plastic cells are perfect for observing the refractive properties of different liquids.
$3.99 $2.99
Item#: 15911 Age: 15+
(1 customer reviews)
This 19mm solid steel ball is great for physics collision or projectile experiments.
$2.39 $1.29
Item#: 17064 Age: 18+
This solid steel ball is great for physics collision experiments.
$1.99 $1.09
Item#: 17063 Age: 18+
These simple versions of the original Magdeburg Hemispheres can be used for a great vacuum demonstration.
$9.99 $6.50
Item#: 13429 Age: 13+
(2 customer reviews)
These semicircular plastic cells with clearly demarcated measurements are perfect for observing the refractive properties of different liquids
$5.99 $3.95
Item#: 16528 Age: 14+
Use the Single Pulley System to lift or support loads!
$3.29 $1.99
Item#: 11103 Age: 13+
Convex mirror measuring 75mm in diameter - great for optics experiments
$7.99 $5.49
Item#: 15683 Age: 18+
This 3000 grams/30 Newtons tubular spring scale is essential for any science classroom!
$7.99 $3.95
Item#: 16455 Age: 18+
Need to make your own rainbow? Use this high-quality optical glass equilateral prism. Great for physics and geometric optics experiment.
$9.99 $5.95
Item#: 10869 Age: 13+
(7 customer reviews)
Use this 1x2 inch right-angle acrylic prism for optics demonstrations!
$5.99 $4.79
Item#: 16407 Age: 18+
(3 customer reviews)
Happy and Sad Balls are used to show the relationship between elastic and inelastic collisions.
$10.99 $7
Item#: 16746 Age: 14+
Use this triple tandem pulley for various project applications!
$6.96 $2.99
Item#: 14046 Age: 13+
Simple equilateral plastic prism. Great for science projects and classroom demonstrations.
$5.99 $3.99
Item#: 16406 Age: 18+
(1 customer reviews)
This simple and affordable tool will allow you to reveal the inner workings of a magnet by demonstrating the characteristics and properties of invisible exterior magnetic fields.
$7.99 $5.95
Item#: 16117 Age: 13+
(1 customer reviews)
Shake the Pet Tornado clockwise and watch the mini tornado funnel form before your eyes!
$9.95 $6.95
Item#: 10250 Age: 5+
(5 customer reviews)
A 2x1 equilateral optical glass prism perfect for demonstrating light color spectrum at home or in the classroom
$5.99 $4.49
Item#: 16405 Age: 13+
(1 customer reviews)
Conduct basic experiments involving electrical circuits with this mini lamp holder.
$2.99 $2.39
Item#: 15673 Age: 8+
This 2000 grams/20 Newtons tubular spring scale is essential for any science classroom!
$7.99 $3.95
Item#: 13706 Age: 18+
This 250 grams/2.5 Newton's tubular spring scale is essential for any science classroom!
$7.99 $4.39
Item#: 13703 Age: 18+
Use this quadruple pulley for various project applications!
$5.99 $3.49
Item#: 14045 Age: 13+
(1 customer reviews)
This 5000 grams/50 Newtons tubular spring scale is essential for any science classroom!
$7.99 $3.95
Item#: 15849 Age: 18+
A miniaturized marvel inspired by the groundbreaking invention of Sir Isaac Newton.
$29.99 $19
Item#: 17443 Age: 18+
Fun demo of the difference in thermal conductivity of two different materials.
$29.99 $24.95
Item#: 15773 Age: 14+
This affordable equilateral plastic prism is great for geometric optics experiments. Use it in your next science fair project or classroom demonstrations.
$7.99 $3.95
Item#: 13491 Age: 13+
(4 customer reviews)
Use this equilateral block glass prism for refraction experiments!
$9.99 $4.25
Item#: 14477 Age: 13+
(2 customer reviews)
This high precision gyroscope will amaze you with rotational speed and ease of precision.
$19.99 $13.50
Item#: 10450 Age: 5+
(7 customer reviews)
This high-quality red laser module emits a line laser shape, has an adjustable focus lens, and operates on 3 to 6V DC.
$12.99 $5.99
Item#: 16451 Age: 18+
These are a must for electrostatic experiments.
$19.99 $16.95
Item#: 16968 Age: 14+
This high-quality violet/blue laser module emits a line laser, has an adjustable focus lens, and operates on 3 to 6V DC
$59.99 $29.99
Item#: 16766 Age: 18+
A set of 2 plastic bumper cars, designed to carry magnets and demonstrate the attractive and repulsive properties of magnets with unlike and like poles.
$10.99 $7.95
Item#: 16116 Age: 13+
Remember this hard to find toy? The drinking bird is back!
$14.99 $8.95
Item#: 10179 Age: 13+
(11 customer reviews)
Demonstrate the physics of thermal expansion. This compound bar has a bimetal strip mounted in a wooden handle. Because of unequal expansion of two metals, bending will occur when heated.
$9.99 $6.25
Item#: 11952 Age: 13+
Teach the scientific principle behind diesel engines with this interesting science experiment!
$27.99 $20.75
Item#: 13434 Age: 13+
(3 customer reviews)
A versatile support for various lab elements and equipment, including pulleys, spring scales, and more.
$5.99 $3.29
Item#: 16550 Age: 18+
This non-sterile 30ml syringe comes with a luer lock cap and it great for gas law experiments.
$1.99 $1.19
Item#: 17092 Age: 18+
This high-quality red laser module has an adjustable focus lens and operates on 3 to 6V DC.
$12.99 $5.99
Item#: 15879 Age: 18+
Use this great laboratory gyroscope for teaching in the classroom setting!
$39.99 $25
Item#: 14874 Age: 13+
Use this solar car to show the applications of solar energy for everyday life!
$29.99 $19.95
Item#: 13844 Age: 15+
(1 customer reviews)
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
$19.99 $15.99
Item#: 16397 Age: 14+
A fun way to demonstrate the laws of conservation of energy! Great demonstration for a physics classroom or outdoor science play.
$19.99 $15.95
Item#: 15714 Age: 13+
Use this item to study and illustrate wave motion.
$27.99 $22.50
Item#: 16965 Age: 14+
(1 customer reviews)
The Variable Inertia Set is a unique lab that is simple to set up and visually demonstrates the concepts of intertia
$25.99 $18.95
Item#: 16919 Age: 14+
Affordable digital voltmeter capable of measuring DC voltages from 3V to 30V.
$3.99 $1.69
Item#: 16754 Age: 14+
(2 customer reviews)
This simple heat transfer apparatus is perfect for classroom demos.
$59.99 $44.95
Item#: 17357 Age: 18+
Durable and thick rubber mat with detachable hook demonstrates principle of atmospheric pressure/allows you to lift disproportionately heavy objects
$29.99 $24
Item#: 16109 Age: 13+
Affordable spark timer for your physics lab.
$59.99 $44.95
Item#: 15158 Age: 14+
This 1000 grams/10 Newtons tubular spring scale is essential for any science classroom!
$7.99 $3.95
Item#: 13705 Age: 18+
This interactive galactic action toy lets kids feel the power of a real spaceship in their hand! Kids will love experiencing gyroscopic inertia just like a real astronaut.
$17.99 $12.95
Item#: 15447 Age: 5+
How many breaths does it take to fill and 8 foot long tube? Just one!
$9.99 $7.59
Item#: 15593 Age: 13+
Use this kit to introduce electromagnetic principles in the classroom setting!
$39.99 $31.95
Item#: 14852 Age: 13+
Plastic stepped pulley fitted with ball bearing and steel rod - teaches mechanics and conservation of energy
$17.99 $13.95
Item#: 15677 Age: 18+
Dive into the fascinating world of electromagnetism with this coil set.
$19.99 $12.50
Item#: 17496 Age: 18+
This comprehensive kit includes everything you need to teach mechanical vibration and waves.
$349.99 $295
Item#: 17232 Age: 18+
This 500 grams/5 Newtons tubular spring scale is essential for any science classroom!
$7.99 $3.95
Item#: 13704 Age: 18+
Check out this great experiment demonstrating the conversion of chemical energy into electrical energy!
$29.99 $23.95
Item#: 13885 Age: 16+
(1 customer reviews)
Determine wind speed for your next science lesson using this durable anemometer!
$19.99 $15.95
Item#: 13457 Age: 13+
(1 customer reviews)
Use this Flexinol Musclewire for a variety of electronics applications!
$9.99 $6.95
Item#: 14909 Age: 13+
The Wimshurst Machine is a high quality static machine for student labs.
$159.95 $125
Item#: 10887 Age: 13+
(3 customer reviews)
This long metal coil spring is ideal for visually demonstrating wave properties, such as frequency, wavelength, and interference, in the classroom.
$24.99 $15.99
Item#: 16119 Age: 15+
(1 customer reviews)
This thermal expansion set, also known as “ball and ring”, is a popular device to demonstrate thermal expansion.
$14.99 $10.99
Item#: 10871 Age: 13+
(1 customer reviews)
This science lab metals set includes 1 inch (25mm) discs of brass, copper, bronze, nickel silver, mild steel, stainless steel, zinc and aluminum.
$12.99 $8.95
Item#: 16734 Age: 18+
(1 customer reviews)
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.
$15.99 $12.95
Item#: 16735 Age: 18+
15 meters of durable, non-stretch cotton for use with any of our pulleys
$5.99 $3.99
Item#: 16118 Age: 13+
This classic device is used to demonstrate the conservation of mechanical energy.
$59.99 $49.95
Item#: 10882 Age: 13+
(2 customer reviews)
Use this set of steel balls for a variety of experiments!
$10.99 $7.95
Item#: 14828 Age: 18+
Use the Double Tandem Pulley System for Physics experiments, loads, or any other weighty need!
$3.99 $2.29
Item#: 11106 Age: 13+
Standard electric bell that operateds on 3 - 6 Volts DC.
$24.99 $19.95
Item#: 15595 Age: 13+
(1 customer reviews)
Complete optics set for physics classroom demonstrations. Every physics teacher should have one of these.
$149.99 $119
Item#: 15910 Age: 14+
(1 customer reviews)
Finally you can use your laser pointer on your lab or classroom table - hands-free!
$29.99 $19.99
Item#: 16767 Age: 18+
Demonstrate the transformation of potential energy into kinetic energy in a fun and interesting way!
$39.99 $29
Item#: 16936 Age: 14+
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
$39.99 $34.95
Item#: 16454 Age: 18+
(3 customer reviews)
Digital sound meters measure the decibel level of sound input, both environmental, or from devices
$29.99 $22.99
Item#: 16322 Age: 18+
(2 customer reviews)
The Pendulum Wave Demo simulates phases, beats, and frequencies.
$59.99 $39.95
Item#: 15908 Age: 14+
(2 customer reviews)
This set includes seven high-quality glass lenses/prisms for use with ray box geometric optics demonstrations.
$39.99 $34
Item#: 15350 Age: 18+
(1 customer reviews)
This set of six pure gas tubes is great for physics light emission experiments with a Tesla Coil or Van De Graaff generator.
$129.99 $98
Item#: 17157 Age: 18+
(1 customer reviews)
This 10mm cube of almost pure (99.95% pure) Titanium metal is great for variety of chemistry and physics experiments.
$24.99 $19.95
Item#: 16877 Age: 14+
(1 customer reviews)
A simple yet spectacular experiment that demonstrates the transformation of mechanical energy into heat energy.
$29.99 $19.95
Item#: 16739 Age: 14+
This high-quality green laser module emits a line laser, has an adjustable focus lens, and operates on 3 to 6V DC
$59.99 $35.95
Item#: 16765 Age: 18+
This large 6 inch plasma ball will add some excitement to any room!
$44.99 $35.95
Item#: 15558 Age: 14+
(2 customer reviews)
Six spare gold foil electroscope leaves
$12.99 $7.95
Item#: 15309 Age: 13+
Explore the mechanical advantage of an inclined plane with this apparatus!
$79.99 $69
Item#: 14829 Age: 13+
Show the behavior of waves using an ancient demonstration. Just add water and rub the handles of the bowl to produce a stunning dancing-water effect.
$199.99 $149
Item#: 14779 Age: 13+
(1 customer reviews)
Heat conductometer with aluminum, brass, steel, nickel, and copper spokes.
$24.99 $17.95
Item#: 10875 Age: 13+
Use this apparatus to demonstrate Oersted's Law!
$29.99 $24.95
Item#: 14623 Age: 18+
Use this magnetic field model to show the power of magnets!
$49.99 $39.99
Item#: 14626 Age: 13+
With just a balloon and a bottle, this item has the WOW factor you have been searching for!
$39.99 $22.95
Item#: 15145 Age: 15+
This voltaic cell is excellent for demonstrating electro-chemical reactions!
$39.99 $35.95
Item#: 14073 Age: 14+
(1 customer reviews)
Create interest in electronics in your classroom by using this great double knife switch!
$5.99 $3.49
Item#: 13854 Age: 13+
(2 customer reviews)
Use this generator to demonstrate the 2nd law of thermodynamics!
$49.99 $36.95
Item#: 14618 Age: 15+
(3 customer reviews)
This set includes disk and ring with equal mass and radius. Great for the classic rotational inertia physics experiment!
$59.99 $49.99
Item#: 13493 Age: 13+
An excellent demonstration tool to show the process of supercooling!
$12.99 $5.99
Item#: 13494 Age: 13+
(3 customer reviews)
This high quality, efficient vacuum pump produces less noise and vibration, while using less energy.
$249.99 $195
Item#: 14812 Age: 18+
(2 customer reviews)
This project book and sample kit introduces you to shape-memory alloy technology!
$32.99 $25.95
Item#: 14904 Age: 14+
New, more compact ripple tank for wave demonstrations.
$249.99 $195
Item#: 16527 Age: 18+
This fascinating kit presents a modern version of Oersted's historical magnetic field experiment.
$99.99 $22.95
Item#: 16935 Age: 18+
This product is a 10mm x 10mm x 10mm cube of almost pure (99.95% pure) Bismuth metal. It features a laser-etched symbol, name, atomic number, and atomic weight in the front of the cube and density (9.87 g/cm^3), and purity in the back.
$25.99 $19.95
Item#: 17134 Age: 18+
This standard Halls Carriage is perfect for physics dynamics experiments and demos.
$18.99 $13.95
Item#: 17315 Age: 14+
This meter will sense the amount of electromagnetic radiation in a given test space. Excellent for experiments involving electromagnetic fields.
$59.99 $44.99
Item#: 16326 Age: 18+
(2 customer reviews)
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.
$199.99 $165
Item#: 16290 Age: 14+
(2 customer reviews)
A highly affordable set of 3 laser pointers (red/green/blue) set at different wavelengths, perfect for performing experiments involving refraction in the classroom or at home.
$49.99 $29.99
Item#: 16108 Age: 18+
(3 customer reviews)
This balloon and puck set is used to demonstrate acceleration, uniform velocity, and collision in two dimensions.
$34.99 $25.95
Item#: 16741 Age: 14+
Use this calorimeter for a variety of heat experiments!
$19.99 $17.95
Item#: 14848 Age: 13+
(1 customer reviews)
Show the science behind shape-memory alloy technology with this fun spring coil!
$14.99 $9.95
Item#: 14903 Age: 13+
(1 customer reviews)
Create hundreds of color combinations using this color mixing demo!
$49.99 $44.95
Item#: 14814 Age: 13+
(1 customer reviews)
Use this flask electroscope to detect electric charges!
$19.99 $14.95
Item#: 14624 Age: 13+
This electromagnet is great for classroom demonstrations!
$29.99 $24.95
Item#: 14033 Age: 18+
(4 customer reviews)
Use this fan car to demonstrate the difference between force and mass!
$24.99 $19.95
Item#: 14075 Age: 13+
Use this wand with a Van d Graaf generator to create a cool visual effect!
$129.95 $99.95
Item#: 13783 Age: 18+
An excellent DVD for use with the Winsco Van de Graaf generator!
$22.99 $18
Item#: 13784 Age: 18+
Use this instrument to show how clouds form!
$27.99 $21.95
Item#: 13993 Age: 16+
Demonstrate color addition and shadows using this color mixing apparatus!
$129.99 $99.95
Item#: 14816 Age: 14+
Seven varying acrylic lenses/prisms for use with ray box or demonstrations
$44.99 $34.95
Item#: 15349 Age: 18+
(1 customer reviews)
This 10mm cube of almost pure (99.95% pure) Nickel metal is great for variety of chemistry and physics experiments.
$24.99 $19.95
Item#: 16876 Age: 14+
This 10mm cube of almost pure (99.95% pure) Copper metal is great for variety of chemistry and physics experiments.
$24.99 $19.95
Item#: 16878 Age: 14+
This 10mm cube of almost pure (99.95% pure) Zinc metal is great for variety of chemistry and physics experiments.
$14.99 $9.95
Item#: 16879 Age: 14+
Set of 8 aluminum tuning forks ranging from 256 to 512 Hz in frequency.
$69.99 $54.95
Item#: 15775 Age: 14+
Study horizontal and vertical motion, conservation of energy, and momentum with this fun and classroom-ready collision testing kit!
$79.99 $59.95
Item#: 15674 Age: 13+
Temperature data logger that connects via USB directly to your computer to transmit data gathered
$39.99 $24.95
Item#: 16349 Age: 14+
Demystify abstract physics phenomena like light, sound, and heat as never before — with this highly innovative, gamified sensor physics lab.
$159.99 $99.95
Item#: 16702 Age: 8+
This handy digital oscilloscope displays and analyzes the waveform of electronic signals.
$149.99 $79.99
Item#: 16715 Age: 18+
This excellent version of the famous Tesla coil comes with a 9V DC power adapter. It is smaller and safer than most Tesla coil but it is still powerful enough for many physics demos and experiments.
$39.99 $29.95
Item#: 16884 Age: 18+
Build a hand that realistically moves its fingers using shape memory allow technology!
$39.99 $34.95
Item#: 14905 Age: 15+
This Hoffman screw clamp is perfect for science lab use!
$3.99 $2.95
Item#: 14835 Age: 18+
The Double Pulley System will easily lift or support loads for your physics experiments.
$3.99 $2.19
Item#: 11104 Age: 13+
Great force table for accurate study of forces, vectors, etc. Every physics classroom should have one!
$249.95 $179
Item#: 13431 Age: 18+
Great apparatus to use for lessons on density in the physics classroom!
$19.99 $12.99
Item#: 13983 Age: 15+
Use this set to teach about gravity in the physics classroom!
$19.99 $15.95
Item#: 13984 Age: 15+
This kit allows you to make your very own Roman arch for teaching purposes!
$39.99 $34.99
Item#: 13887 Age: 13+
Use the Triple Pulley System for Physics experiments, loads, or any other weighty need!
$4.99 $2.99
Item#: 11105 Age: 13+
Switch on your child’s interest in electronics!
$2.99 $1.69
Item#: 11109 Age: 13+
(6 customer reviews)
Experience this sphere powered by the sun!
$24.99 $17.95
Item#: 10094 Age: 8+
(9 customer reviews)
This is a great clean heat demonstration model for the classroom setting!
$69.99 $49.95
Item#: 14907 Age: 14+
Demonstrates relationship of work and energy in physics/dynamics experiments
$12.99 $8.95
Item#: 15344 Age: 18+
Aluminum overflow can with spout for measuring volume by way of fluid displacement
$11.99 $8.95
Item#: 15345 Age: 18+
Welcome to xUmp.com, your one-stop shop for all your scientific and STEM needs! Our extensive selection of science supplies has been carefully curated by real scientists and educators, ensuring that you'll find only the best and most educational products on our site. Whether you're a teacher looking for classroom supplies, a student gearing up for a science fair, or a science enthusiast looking for the perfect gift, we've got you covered. From chemistry glassware and lab equipment to robots and science kits, we have everything you need to explore the exciting world of science. Browse our store today and discover the wonder of science!