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TWEEZER COIN/BUTTON CELL TESTERS
These super handy little tweezer-style battery testers are made for checking button-cell and 3V lithium coin-cell batteries. Red and black arms designate the +/- sides and an LED at the base lights up if the battery is good. Jarvis Says: These are...$3.95$3.95 -
PATHFINDERS HYDRAULIC ROBOTIC ARM KIT
Home robotics, bubeleh. Build a working hydraulic arm with this excellent 66-piece kit from Pathfinders' Simple Machine series. Structure is die-cut plywood and the kit includes tubing, (3) syringes and glue. You'll need a ruler and scissors. The...$18.95$18.95 -
2-3/4" DIA BLACK COMPACT W/MIRROR PKG(10)
Great price on these 2-3/4" dia x 15/16" thick black plastic compacts with "Body and Soul" written on the cover along with an illustration of a diaphanously clad, but shy, floozy. Inside is a 2-1/8" dia mirror and a 2" dia aluminum tray for powder,...$4.95$4.95 -
KIT, MICRO ROCKET, REQ. BAKING SODA, VINEGAR
Our micro rocket packs a lot of fun into a small package, much like hockey's original Pocket Rocket, Henri Richard, the 5' 7" brother of Maurice "The Rocket" Richard. Unlike Henri, this rocket's powered by baking soda and vinegar (not included), and...$7.45$7.45Qty in Cart: 0Quantity:Price:$7.45Subtotal: -
ZINC STRIP FOR CRAFTS OR SCIENCE FAIR PKG(2)
Okay, it's just a strip of zinc 4" long x 3/4" wide x .027" thick, but CJ says if you take this, a copper strip and a grapefruit to the science fair, you get at least a "C." Copper strips is approx 5" x 1". Great for for assembling voltaic cells,...Starting at $2.95Starting at $2.95 -
6-1/2" WHITE PLASTIC LAB FLASKS PKG(3)
This white PET plastic flask has a black gasketed screw cap, holds 350ml/11.8 oz, and measures 6-1/2" tall x 3-7/16" dia at the bottom, tapering to a 1-1/4" dia neck with a 25/32" ID. The labless might consider this a cutting-edge hipster kitchen item...$3.25$3.25 -
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 -
ASSORTED MAGNETIC CHARMS PKG(10)
These little sports-, holiday- and girlish-themed charms were made to slide into the edges of picture frames, but they're just as charming stuck on anything else. Clever crafters could also remove them from their magnets and attach them to jewelry. We'll...Starting at $3.95Starting at $3.95 -
QUARTZ POINT CRYSTALS PKG(3)
Crystals are for pointing toward you or away from you, depending on what you believe or want, or for polishing, or just for looking at. You get a 3-pack of quartz point crystals, approx 1" to 2-1/2" long, ready for psychic healing, jewelry, or plain...$5.50$5.50 -
LOOP-END TWEEZERS PLASTIC 4-7/8" PKG(8)
We made up the name. These plastic tweezers have lightly serrated open loops in a teardrop shape, 9/16" x 3/8", on the grabbing end. Might be tissue tweezers for a lab, but we like them for gripping beads, eggs (to color), electronic parts, sushi,...$3.60$3.60 -
QUARTZ CRYSTALS 2 OUNCE BOX PKG(2)
Raw quartz crystal from Brazil, rescued from the guts of quartz crystal antennae, these clear rock crystals are pebble sized (some maybe 3/8" long, most smaller). We're thinking classrooms and microscopes, small jewelry items, or, at these prices, a nice...$4.50$4.50 -
QUARTZ CRYSTAL ANTENNA PKG(2)
Build your own quartz antenna. These (2) 4-3/8" x 3" x 1-5/16" plastic boxes each have (2) boxes of quartz crystals inside and (2) aluminum U-brackets that are attached to a single screw terminal on one short side of the box. They're made to be used in...$4.95$4.95 -
6-INCH LOOP BUNGEE PKG(40)
Bungeeish scrunchies. Whatever. These here are heavy-duty elastic cords, with plastic balls where the two ends join. The 6" long loop can stretch to about double that length. Suitable for holding pretty much anything, including Samoan linebackers'...$7.50$7.50 -
WOODEN DA VINCI CATAPULT KIT
Based on drawings from Da Vinci's Codex Atlanticus, this Pathfinders catapult kit uses a pair of bent wooden arms as springs to launch clay balls (included) over (4) meters at enemy fortifications (not included, go make your own enemies). The assembled...$19.95$19.95 -
AMERICAN SCIENCE AND SURPLUS PLASTIC TOP PKG(3)
A tiny touch of whimsy from your local scientific and surplus monger. You get a trio of 1-3/4" dia x approx 2-5/8" tall plastic tops in assorted colors, with the American Science & Surplus logo on the disc. The tops of the tops have a vaguely...$3.25$3.25 -
6-POSITION 30 AMP BARRIER STRIP PKG(2)
Neatness definitely counts. Even in wiring. Especially in wiring. End those electrical mare's nests with this 6-position barrier strip, rated for up to 30A at 600V. Comes with a clear plastic cover with access to the screw terminals and measures 3-5/8" x...$5.75$5.75 -
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 -
2" X 2" HEAT SEAL CANVAS PATCH PKG(100)
These here are made for repairing tents after critters tried to get inside or somebody bent over too fast with a machete in his belt. Iron these 2" x 2" off-white canvas strips, shiny side down, over the hole and yer tent's like new, almost. Pants too,...Starting at $2.00Starting at $2.00 -
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: -
MEDIUM BLACK LATEX GLOVES
Latex glove prices are dropping! Just like on TV! These are what all your fashion-forward crime scene investigators are wearing this year: black latex exam gloves from Phantom™. Powder-free, non-sterile, 6 mil thick with a textured surface to...Starting at $13.85Starting at $13.85 -
1/4" ALPHA NUMERIC STENCIL SHEET PKG(10)
Call it the fussbudget's traveling label kit. This small plastic stencil is just 3-3/4" x 2-1/4" but has the full uppercase alphabet in a 1/4" sans serif font, plus numbers 0 to 9, a backslash, and a dash. And you get a pack of...Starting at $3.25Starting at $3.25 -
SKYMASTER BINOCULARS 15x70 W/ CASE
From Celestron©, who rules the skies! These are our best-selling binoculars! The Skymaster. The very nice pair of 15 X 70 binoculars have multi-coated optics to reduce refraction and a weather-resistant rubber housing, and are a relatively light 5.2...$119.95$119.95 -
4" RUBBER TIPPED SPRING CLAMPS PKG(4)
Devices used to hold spring in place, thus ensuring eternally promis-ing, but changeable and wet weather. No? How about this then: Steel grips, spring loaded to keep their tips tightly closed on whatever you chose to target. The handles and tips have...$4.60$4.60 -
METAL BACKED CELCIUS FARENHEIT THERMOMETER PKG(2)
On a slightly convex aluminum plate, with small mounting holes top and bottom. Our glass alcohol thermometer measures between -30° and 230°F in 2° increments and between -30° and 110°C in 1° increments. The unit measures...$5.50$5.50 -
FUNNEL, 35mm POLYPROPYLENE, 2-1/4" PKG(3)
Or funnelette? Whatever. It's a polypropylene mini-funnel, for putting a little something through little openings. Measures 2-1/4" long OA, with a 35mm dia mouth and a fluted, 4mm ID neck.$2.50$2.50 -
SALE
STRAIGHT PLASTIC TWEEZERS 5" PKG(8)
Try plastic tweezers. Joke. But you do need this pack of eight (8) pair of 5" long blue-plastic tweezers, with serrated jaws and 1/16" wide tips, for electronics applications (no fear of magnetization). They're safer for kids' crafts classes and school...Starting at $2.45$3.60Starting at $2.45$3.60 -
500CC EMESIS BASIN AKA KIDNEY TRAYS PKG(5)
Yurp tub, to you. You know these - plastic, kidney-shaped things hospitals provide when you're looking a little olive-toned around the gills. Maybe not so appetizing in the kitchen, but awfully handy in the shop, craft or arts...Starting at $3.25Starting at $3.25 -
CLASSIC WHOOPEE CUSHION 8-1/2"
is best done with the sacred mother of all novelty items, the original Whoopee Cushion. Marlon Brando owned one. Of course he did, they're both American classics, except the cushion was born in Toronto. Ours is the classic 8" version.$2.95$2.95 -
PLEXIGLASS MIRROR 2-1/2" X 3" PKG(3)
For the shaving kit, the campground or the kids, nothing says no nasty glass shards like plexiglass. This unframed, unbreakable, back-surfaced mirror is 3-1/2" x 2-1/2" x 3/32" thick. Please note that there is a protective film covering the front of the...$7.75$7.75 -
DISTILLING APARATUS WITH CONDENSER/FLASKS STAND
Distillation made heuristic. Nothing explains a process like a little hands-on experience, and this laboratory distillation kit is for showing instead of telling. Includes a 300mm Liebig condenser, Kjeldahl distilling column with 50mm dia bulb and rubber...$104.95$104.95 -
IMMERSION OIL, 15mL/.5 OZ. FOR MICROSCOPES
Optimize the power of your microscope and get the sharpest possible image with a drop of clear, colorless immersion oil between the lens and your slide. This 0.5 oz tube of low-viscosity Resolve® Immersion Oil from Richard-Allan Scientific has a...$19.75$19.75 -
3/8" RUBBERIZED STRIP MAGNET FOOT PKG(15)
Looking for a very, very, very long refrigerator magnet? At 15 ft, this 3/8" wide x 1/16" thick magnetic strip should just about go up one side, across the top, and down the other side. It's flexible, but can be broken if bent back against itself --...$3.25$3.25 -
Back Surface Mirror Projects 22mm x 1.5mm PKG(5)
These little back-surface mirrors measure 22mm dia (that's a hair bigger than a nickel) x 1.5mm thick (which is pretty much the same as a nickel) and might have some grease pencil marks on the front side. But an old pro like you? You'll look right past...$3.50$3.50 -
GLASS DOUBLE CONVEX LENS, 14MM PKG(12)
Great little glass DCX lenses for all of your project needs. Utilize their 48.3mm focal lengths for all classroom projects, or combine these with other lenses to build binoculars, magnifiers, microscopes and telescopes. These are seconds so may...$3.25$3.25 -
CERAMIC MAGNET W/INSERT PKG(10)
Ceramic magnets, 15/16" dia x 3/16" thick. One side has a 5/16" sq that goes through to a steel plate is octagonal, 9/16" across with a 3/16" dia hole in the center. The plate allows flexible mounting of the 3/4 lb lift magnet. The other interesting...$1.95$1.95 -
RAINBOW DIFFRACTION GRATING GLASSES PKG(2)
Neon strip cardboard spectacles with diffraction gratings as the lenses. (AKA Fireworks Glasses!) You can see the regular world, but all light sources and bright objects appear in multiple rainbow hued images. Smaller lights, think holiday ones, give you...$2.95$2.95