Lab/School
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250ml BOILING FLASK FLAT BOTTOM HEATABLE
So we're pricing these borosilicate boiling flasks to move quickly. We've got (3) sizes, all with slightly flattened bottoms, each with a single, discreet, capacity mark in white. While the actual physical size can vary slightly, the volume remains the...Starting at $6.50Starting at $6.50 -
LITTLE BOOK OF MATHEMATICAL PRINCIPLES
You can do both with this book—no writin’ required! It’s The Little Book of Mathematical Principles, Theories, & Things, which is a title we love, despite the Oxford comma. By math whiz, author and professor Robert Solomon, the...$14.95$14.95 -
8" GLASS STIRRING RODS PKG(4)
Wanna stir up a little trouble? We've got just the tool. Our solid glass stirring rod is 8" long x 3/16" dia. Flat ends. Perfect for mixing a scientific formula, a perfect martini or a jar of tempera paint.$3.25$3.25 -
500ML TRANSLUCENT WASH BOTTLE
Inside the lab, it's a standard translucent-white, LDPE-plastic wash bottle, 500ml/16oz, measuring 2-3/4" dia x 6-3/4 tall with a screwcap and a right-angle, 5/16" dia nozzle. Outside the lab, it's so pleasing to squeeze and squirt with that some of us...$7.95$7.95 -
PI-LINGUAL CERAMIC COFFEE MUG
Puns-R-Us. This white coffee mug has pi-Lingual printed on it, along with a bevy of geometric diagrams and equations, plus pi carried to 50 decimal places. Try not to use while eating a piece of pie, because there are some limits to what people will...$9.25$9.25 -
BOB ROSS STICKY NOTES
Like Martha Stewart if you poured honey all over her. Also like these little 4-1/4” x 3-1/4” hardbound books of art-themed sticky notes honoring Bob (The Joy of Painting) Ross. The approx (240) notes are in large and...Starting at $7.50Starting at $7.50 -
BOROSILICATE GLASS FUNNEL 75MM
This funnel looks delicate, but it's borosilicate so heat won't hurt it. The tough little glass funnel has a 75mm (approx 3") ID mouth and an 80mm long neck with a 6mm ID fluted outlet. No markings.$5.50$5.50 -
SALE
BACTERIA EXPERIMENT KIT, AGAR, PLATES, SWABS
We collected it ourselves, from local students. (Just a little joke, teachers.) What we have here is bacteria-experiment kit for classroom use with (2) 200ml bottles of prepared nutrient agar, (20) sterile Petri dishes, (10) sterile swabs, and (4)...$29.85$44.9534% OFF$29.85$44.9534% OFFQty in Cart: 0Quantity:Price:$29.85$44.9534% OFFSubtotal: -
QUALITY SPRAGUE RAPPAPORT STETHOSCOPE WITH CASE
What a price for a Sprague Rappaport stethoscope! And the improved model, at that! The 30" long stethoscope can be easily configured for (5) different functions, replacing other styles. It comes with (1) large and (1) small diaphragm, (3) different sizes...$21.50$21.50Qty in Cart: 0Quantity:Price:$21.50Subtotal: -
3 LED LIGHTED MAGNIFYING GLASS W/BATTERIES
This XL magnifier measures 3-3/8" dia with a 5" long handle, all rubber coated. Glass lens is 1.5X and surrounded by (3) bright white energy efficient COB LED strips that run on (2) included "AA" batteries. Tap-on, tap-off switch. Good for everything...$5.95$5.95 -
50 SCIENCE MAKE AND DO THINGS BOOK 104 PAGES
50 Science Things to Make and Do is just that, a passel of experiments, all illustratively explained in two facing pages of this big 104-page flip book, and all easily done with common household items. Includes wind and water power, bugs, crystals, paper...$9.50$9.50 -
HYDRION PH TESTING PAPER PH 1 TO 14
Chemically treated paper strips to test for acid or base (alkaline) solutions. Use the blue for acids, the red for bases. The more sophisticated hydrion pH test paper strip indicates pH from 1 (bright red) to 14 (dark brown)...Starting at $3.25Starting at $3.25 -
BEAKER, 50ML, HEAT RESISTANT GLASS, 50MM X 40MM
Rejoice, we have finally found a source of reasonably priced borosilicate lab glassware. This is the kind of glass in the trade marked Pyrex(tm) and Kimax(tm) labware. The stuff you can put right over the flame of the Bunsen burner, or directly onto the...Starting at $3.25Starting at $3.25 -
SCIENCE FAIR ALNICO BAR MAGNETS
Pair of alnico bar magnets, each 7/16" x 1/4" x 3". Magnetized end to end with the North pole marked, the North end painted red and the South pole painted blue. Come with a pair of keepers and a wood separator bar.$9.95$9.95 -
SCREW BASE LAMP SOCKET FOR BULBS
An easy way to light up the kids' eyes! Teach them to wire a simple circuit with our basic components. The knife switches are mounted on a plastic bases. The miniature plastic socket holds a standard flashlight bulb with a 14 mm dia screw base. We pack 6...Starting at $1.75Starting at $1.75 -
WATERCOLOR CRAYONS AND BRUSH SET
John Singer Sargent didn’t use crayons for his watercolor paintings, but that’s only because he didn’t have them. He probably would have loved these (15) premium watercolor crayons from Faber-Castell®. The pigment-rich, washable...$15.95$15.95 -
SALE
TOTALLY GROSS EXPERIMENTS & ACTIVITIES BOOK
Not every author aims for grossness, but when they do, there’s a good chance you’ll find their book here! Totally Gross Experiments and Activities by Susan Martineau features (144) pages, each with vivid-color, highly detailed illustrations,...$8.35$12.4533% OFF$8.35$12.4533% OFFQty in Cart: 0Quantity:Price:$8.35$12.4533% OFFSubtotal: -
MORTAR AND PESTLE, 130ml, 4" OD x 1-3/4", 4-3/4"
Porcelain mortars and pestles. Great heavy duty mortars, with sides that are easily 5/16" thick on the smaller ones, and up to 1/2" on the larger. The mortars are glazed outside, but rough inside, the better to grind, and have a pouring lip. The business...Starting at $8.25Starting at $8.25 -
LAB BURNER STAND, 6" TALL 2-1/4" BASE
Three-legged steel stands for cooking above burners in the lab. The unit stands 6" tall with a 2–1/4" ID (3–1/4" OD) burner ring. Legs are 1/4" wide chromed steel and angle outward slightly. Burner rings have a grey...Starting at $8.95Starting at $8.95 -
60ML BOROSILICATE REAGENT BOTTLE GLASS STOP
You pick small, medium or large borosilicate reagent bottles, all with ground glass stopper. Small is 60ml, 3-5/8" tall x 1-5/8" dia with a 7/8" long neck and a 1/2" ID mouth. Medium is 125ml, 4-3/4" tall x 2-1/8" dia with a 1"...Starting at $7.85Starting at $7.85 -
DOUBLE COATED BURETTE CLAMP MOVABLE JAWS 93899
This double burette clamp has rubber-coated jaws that can grip a cylinder up to 1-1/2" dia. The adjustable jaws swing on a T-shaped lab-stand clamp for free horizontal movement. Not a chemist? These are perfect for metal sculptors creating fanciful...$13.95$13.95 -
WEIGHT, 100g SOLID BRASS, W/HOOK
About 1/100 of this solid brass 100g cylindrical weight. Measures 1" dia x approx 15/16" tall with a 7/32" ID cup hook at the top. Pretty. Useful for calibrating scales. And accurate to within one percent, which is one reason for this great price,...$6.25$6.25 -
ERASABLE ME WALL CALENDAR KIT
Same here. We suggest Erasable Me, the re-markable magnetic wall calendar kit for people whose lives won't stand still. Includes a 16” x 12” magnetic whiteboard calendar, an 8” x 6” notepad, a pair of two-color erasable pens...$12.50$12.50 -
STAR TREK CAPTAIN'S LOG-THEMED RULED NOTEBOOK
To boldly write notes where no man (or not that many) have written notes before. Yes, Trekkie-Surpies, we have Star Trek notebooks! These really nice, (48)-page, cardboard-boundnotebooks might not help you live long, or prosper,...Starting at $6.95Starting at $6.95 -
MAGNETIC FLEXIBLE 18" RULER
Remember those slap bracelets that swept the nation a few years back? This 18" long x 3/4” wide easy-to-read ruler is sort of like those in that it stays bent and then snaps open again, but nothing like those in that this is a tool, not a fashion...$3.50$3.50 -
10 Pack of Tinted Acrylic Tubes PKG(10)
Sometimes you just need a nice plastic tube with caps on the ends. You know it and we know it, which is why we’re carrying this one. Measures 5-3/4" long with a 0.79" (or 2cm) exterior dia and is made of transparent black/gray-tinted acrylic. Has...$3.50$3.50 -
RARE EARTH N52 NEODYMIUM BLOCK 1" X 1/2" x 1/2"
N52 1 in x 1/2 in x 1/2 in Neodymium Block Rare earth magnets are the world's strongest magnets. All magnets are not created equal! They even look pretty and have about a 40 LB lift on flat surfaces and are rated at 14000 gauss.$9.95$9.95 -
50ML PLASTIC CENTRIFUGE TUBES PKG(10)
These translucent, plastic centrifuge tubes are 50ml with filter inserts halfway down. They come with blue plastic screw caps, too. Not much else to say except go centrifuge something, will you? From Clothespin, part # CS-0050.$7.95$7.95 -
SALE
ENCASED NEODYMIUM MAGNET PKG(2)
Beats us, frankly, but this black plastic cover, 1-3/4” x 1-1/2” x 1/4” (not unlike a tiny toilet seat cover) is hiding a really nice 1” dia x 1/8” (think: quarter size) plated neodymium magnet, with at least a 8-lb pull,...$2.98$5.9550% OFF$2.98$5.9550% OFF -
PLASTIC-ENCASED RARE EARTH MAGNETS PKG(3)
It’s a scientific breakthrough! Oh, wait, no, it’s a rare-earth magnet encased in white plastic. Great for holding notes on your white refrigerator without clashing. Measures 1-1/4” x 3/8” x 5/16” and also has a piece of...$3.95$3.95 -
32" CLEAR ACRYLIC TUBING 32" X 1/8" I.D. PKG(10)
You’ll get (10) pieces of clear acrylic medical grade tubing for your water fountains, Halloween displays or other hobby projects. Each measures 32” long x 5/32” OD x 1/8” ID. Made right here in the US of A.$3.75$3.75 -
NEODYMIUM MAGNETIC BAR 1-1/2" X 1/2" X 1/8"
This plated N52 14,200 gauss neodymium magnet is shaped like a miniature silver ingot, measuring 1-1/2" long x 1/2" wide x 1/8" thick. Has a big hangonability quotient, which the manufacturer claims is 15 lbs of pull, meaning it's probably closer to 13...$4.85$4.85 -
250ML POLYPROPYLENE FLASK
. Sounds like a fun date from Dusseldorf, but it's really a 250ml polypropylene flask with a non-gasketed screw cap. Measures 6" tall x 3-3/8" dia at the bottom with a 1-1/8" ID mouth. And unlike you it's autoclavable.$5.85$5.85 -
12MM ORANGE STOPPER PKG(20)
Pat's been hanging around the medical supply house again. We now have a boatload of rubber stoppers, the kind you see on bottles of liquid medicine, crimped down with an aluminum collar. (Pat didn’t buy the aluminum collars...Starting at $2.50Starting at $2.50 -
UNCOATED CERAMIC MAGNETS 1-1/4" X 3/8" PKG(29)
Can't beat a classic. These uncoated ceramic donut magnets have a 1-lb pull, which makes them dandy for classroom or refrigerator use. They measure 1-1/4" dia x 3/8" ID x 3/16" thick and are polarized on the faces. You get a wrapped roll of 29 donuts.$8.85$8.85 -
2" SQUARE DIFFRACTION GRATING SLIDE PKG(4)
Our 2" square diffraction grating slide has 500 lines per mm resolution and a wavelength chart in a 1-3/8" x 15/16" window. Nice for classroom demonstrations and home-schooling use. Made in the USA.Starting at $3.95Starting at $3.95 -
SALE
PINCH TYPE TEST TUBE CLAMP TONGS PKG(2)
Clamps. Whatever. These measure approx 5" long x 1-1/2"' at their widest. They open to about 2", though, so they'll not only grab test tubes, they'll pluck cubes from an ice bucket. Or carry a few stems of asparagus. And you do get a pair, so you could...$3.50$3.9511% OFF$3.50$3.9511% OFF -
15ML GRADUATED CENTRIFUGE TUBES PKG(10)
Well, centrifuge tubes with blue screw caps. These are your standard 15ml plastic tubes, 5" long x 5/8" dia with tapered bottoms (unlike yours) and 0.5ml graduation marks. Not a centrifugal person? These are dandy ways to transport liquids in 1/2-oz...$4.25$4.25 -
TUBE, CENTRIFUGE, 50ml, W/CAP, 1-1/8" DIA. 10PK
In clear plastic. They measure a tad over 4-1/2" long x 1-1/8" dia, graduated from 5 to 50ml in 2.5ml increments, with a screwcap and a white writing stripe. Lost your centrifuge? They're perfect for saving quarters.$4.50$4.50 -
CLASSIC DISPOSABLE SURGICAL FACE MASK PKG(50)
Extra-good quality disposable masks: Latex- and fiberglass-free, with a PVC nosepiece, 95% bacteriological and particulate filtration efficiency, and fluid resistance. Measure 7" x 3-3/4" with elastic ear straps and 4-fold, cone-shape construction...$14.95$14.95Qty in Cart: 0Quantity:Price:$14.95Subtotal: