Attention robotics boffins: Here's a nice, powerful 12-24VDC Mabuchi brush motor with a gearbox and pulley attached. At its nominal 24DC, it spins 45rpm, draws 280mA no load, and stalls a 750mA. 7.5 in-lbs of torque and is rated for continuous duty. Has a 3/4" long x 5/16" flattened shaft with a 4-5/8" dia x 5/16" wide (3/16" ID) single-sheave pulley attached, with a matching O-ring. The gearbox measures 2-3/4" x 3" x 9-1/16". The motor measures 1-1/16"dia x 1-5/8" long and comes with 7" leads and a 2-pin Molex connector.

Those would be little plastic vials, like these, which are 3” long x 1/2” dia in translucent white with black gasketed screw caps. Hold 2ml (0.067 oz), which is all you need for certain things--and hey, it’s your lab or worskshop. Made in USA.

So you like Nickel-Metal Hydride rechargeable battery bargains? You choose a 4-pack of "AA" 2600 MAH or "AAA" 1000 MAH NiMH batteries, the recommended choice for electronics, cameras, games, cordless phones and toys.

We all screen. And we all need to protect those screens on our expensive little gadgetry. Our each is a pack of (12) clear screen protectors, each a generous 2-15/16" x 2-1/4" x .004" thick. They protect from scratches and reduce glare. Made for the Sony Clié, but easy to cut to fit anything with a screen you want to protect. Made in the USA for Fellowes®.

Like a third hand in the electronics lab, this circuit-board rack from Elenco® has a pair of stable 6-1/2" legs and 3" tall arms with clips, one spring-loaded, to hold the board. It's a must for any electronics DIY-er. Adjusts from 0 to 9-3/8" apart and lets you rotate the board it holds a full 360 degrees. Both clips and legs lock with thumbscrews.

The 5/32” bore in the center of this small plated neodymium magnet just makes it easier to mount. Measures 3/4" dia x 1/4" thick with a pull of approx 7 lbs. Works great with #6 or #8 flat head screws.

Blank dog tags, ready to punch. Each set measures 2" x 1-1/8" x 1/32" thick in matte stainless steel with (2) ball chains, one 24" long and one 4-1/2" long. You get (2) sets of (2) tags, with (4) chains altogether. Made in the USA.

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 little bowl of crystals for the table. Each small box contains approx 2-1/4 oz of crystals. We'll send you (2) boxes, which will about fill a test tube if combined.

Our each here is (5) 5/8” warm white COB LEDs that are insanely bright (think: airport runway) and rated for 1A at 32VDC. Mounted on PC boards from 3/4” to 1”. Marked for polarity, with solder tabs for power. No lumen rating, but don’t stare at them head-on if you like your retinas because, like we said, they’re awfully bright. And as with all COBs, a heat sink backing is also a good idea.

Start with our selection of punches from Paper Shapers®. We'll pick (5) different paper punches, with cutouts approx 3/8" to 1/2" across, from a staggering variety of shapes, including hammers, leaves, birds, state outlines, animals, fish, tools, geometric shapes and many others. The punches themselves are 2-1/2" x 1-1/4" ovals with a thumb press.

So we've got a mountain of 7" long wooden stakes/skewers flying 2" x 2-3/8" red-orange paper flags with a black paw print on each side. Might be a wolverine. Might be a bearcat or coyote. Might be a beagle. Don't start with us, just buy 'em because where can you get (500) of anything for less than nine bucks? Useful on construction sites, for laying out gardens, or holding sandwiches together, especially if you're a University of  Michigan or Cincinnati alum.

Light up the night with this set of (4) personal lights, including (2) flashlights with 5-element LEDs rated for 120 lumens, measuring 3-3/8” long x 1” dia with wrist-straps; and (2) 120-lumen headlamps, 2-3/8” x 1-5/8” x 1-1/8”, with a bracket that pivots 45 degrees and 9-element COBs. Also have high/low/off modes and adjustable head straps. Every dang one of them comes with (3) “AAA” batteries, because we think you’re special.

Astronautical kids will love this pack of (12) little space-suited astronaut figures, a couple of them holding flags, and all at 2-5/8” tall. Yes, that would be the total number of ’nauts who walked on the moon, although (4) of these figures have removed their helmets, which would have been a big mistake in a real-life moon visit.

Like blue jeans, but for wires. So you can color-code those wires instead of getting all confused. You get a 10-pack of 12" long x 9/32" pieces of heat-shrink tubing, (3) each of white and red, (4) of black. Rated for up to 600V 125°C. UL.

A little light protection for your noggin. These lightly used plastic bump caps have adjustable headbands to fit tetes from size 6-1/2 to about 8. Good if you worry about coconuts falling on your coconut at the beach, but not ANSI compliant. We'll pick a pair from our assortment of exciting colors, most of which are red or yellow, although you could get almost anything, including the lovely eggplant.

This tiny servo motor can swing approx 90 degrees in either direction via any of the (3) included servo horns with screws on the 3/16" toothed shaft: a 13/16" long single horn, a 1-5/8" long double horn or the 1-5/8" long double horn with (2) smaller cross horns. Draws between 220 and 650mA at 5VDC, and is rated for 25 oz/in of torque. Measures 7/8" x 1/2" x 1-1/16" deep with a pair of mounting wings with 1/16" bores. Wiring is 5V to red, ground to brown and timing pulses to orange. Use any 1-2ms pulses at 50Hz.

You get a 10ml syringe of white silicone heat sink compound for use as a thermal coupling for electronics. High conductivity, low bleed and stable at high temperatures. Perfect for you electronic tinkerers out there with a sinking feeling.

Queen Elizabeth (the II) has interchangeable jewels on one of her tiaras, and likes to change them herself to match her outfit. They call it her “Tiara Time.” Now you can be Elizabethan too with this handy pack of 200 small acrylic jewels. Sizes range from 7/32” to 15/32” in round, square and rectangular shapes with self-adhesive backs. In clear, red, pink, blue, green, purple and orange--or ruby, blue and pink sapphire, diamond, peridot, topaz and amethyst colors if you’re feeling princessish.