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5mm glass tubes fit in all rubber stoppers & attach to 4.8 mm plastic or rubber tubing.
Ages 11+
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15 ml bottle of sulfuric acid with a 0.01 Molar solution. Find the sulfuric acid formula, hazards of sulfuric acid, the density of sulfuric acid & more below! Corrosive and poison; read warning labels carefully
Ages 14+
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Item ships to the United States only.
This manual explains how to do a comparative reptile and amphibian dissection of a frog and anolis (lizard). Identify the internal and external parts of each specimen, and compare information among the two classes of organisms.
Ages 8+
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Step-by-step instructions and clear photographs guide you through a comparative eye dissection of a cow eye, pig eye, and sheep eye. For use with our Comparative Eye Specimen set.
Ages 11+
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Halite is a mineral specimen. Use this specimen to discover the amazing world of minerals.
Ages 5+
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This raw, gray limestone specimen has a dull gray appearance and slightly chalky feel. Made mostly of calcium carbonate, so it bubbles when in contact with acid.
Ages 5+
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5 cc (5 mL or 1 tsp) syringe. Markings are in 0.2 mL increments.
Ages 8+
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Albumin is a water-soluble protein that coagulates in heat.
Ages 12+
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Place 1 tablet into 20 mL of deionized water to produce a suitable pH 10 buffer solution. pH 10.0 buffer tablets in blister packaging allows for easy dispensing. Package of 2 tablets.
Ages 11+
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Place 1 tablet into 20 mL of deionized water to produce a suitable pH 7 buffer solution. pH 7.0 buffer tablets in blister packaging allows for easy dispensing. Package of 2 tablets.
Ages 11+
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Place 1 tablet into 20 mL of deionized water to produce a suitable pH 4 buffer solution. pH 4.0 buffer tablets in blister packaging allows for easy dispensing. Package of 2 tablets.
Ages 11+
Out of Stock, Expected to Ship: 09/27/2024
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This protein test kit comes with 5 protein test strips. These test strips make it easy to semi-quantitatively test samples like urine for protein.
Ages 14+
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Individual wood ball, 1" diameter. Great for art and science projects. Use this and our other wood balls to do physics experiments, model planets and more!
Ages 12+
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E10 miniature light bulb with threaded, screw base for use with 12-volt battery.
Ages 12+
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Use this 125 ml (4 oz) bottle of concentrated liquid laundry starch for a wide variety of science experiments!
Ages 10+
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This rock tumbling drive belt comes straight from Tumble-Bee, making it the perfect replacement for a worn or broken drive belt on your single-barrel Tumble-Bee tumbler or double-barrel Tumble-Bee tumbler!
Ages 12+
Out of Stock, Expected to Ship: 09/06/2024
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This 3" x 2" double-sided mirror is made from flexible acrylic plastic. It can be easily cut with scissors, and can be made into a convex or concave mirror simply by bending it into the desired shape!
Ages 8+
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This 30 ml bottle of sodium hypochlorite bleach can be used as a substitute for household bleach (approximately 5% available Chlorine). Find its chemical formula, density, grade, and more below!
Ages 14+
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Check out this amazing tektite stone sample! These small, naturally glossy rocks are made from meteor impacts and can only be found in certain places on Earth's surface.
Ages 4+
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Lodestone is a naturally-occurring magnet. Use this magnetic rock to explore the amazing science of magnetism! Kids may see a normal rock at first, but they'll then watch it lift paper clips & other small metallic objects.
Ages 5+
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This single clear plastic film canister is perfect for science experiments, storage, or crafting. Discover how you can use one to build your own film canister rocket, teach kids about a bee's sense of smell, and more!
Ages 6+
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This phosphate test kit comes with 5 phosphate test strips. Simply place a phosphate strip into a tube with your sample, according to the provided instructions, mix, and then compare the color of the strip with the key.
Ages 14+
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This nitrate and nitrite test kit comes with 5 nitrate and nitrite test strips. Simply dip a nitrate test strip into your sample, according to the provided instructions, and compare the color of the strip with the key.
Ages 14+
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This drive belt comes straight from Lortone, making it the perfect replacement for a worn or broken drive belt on your Lortone 3A rock tumbler.
Ages 14+
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This drive belt comes straight from Lortone, making it the perfect replacement for a worn or broken drive belt on your Lortone 33B rock tumbler.
Ages 14+
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1-2" red sandstone specimen.
Ages 5+
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1-2" gray-white granite specimen.
Ages 5+
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Set of four precision resistors including: 1.1 kOhm, 1/4 watt 1.5 kOhm, 1/4 watt 2.0 kOhm, 1/4 watt 4.7 kOhm, 1/4 watt.
Ages 11+
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Use this neodymium block magnet for holding objects to magnetic surfaces and physics experiments. Magnetized through the thickness, the poles are on the 3/4" x 1/2" surfaces of the block magnet.
Ages 13+
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Prepared agarose gel is used in electrophoresis. This 200 mL bottle of 2% concentration agarose is used mostly with dyes.
Ages 12+
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Big things come in small packages. Mini-but-mighty neodymium magnets measure only .5"x.5" but have a pull force of a whopping 22#! Use this 4-pack of neodymium disc magnets for physics experiments, crafts & more.
Ages 13+
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This aluminum alloy tuning fork resonates at a set pitch (B) when tapped. Use it for physical science (physics) experiments and demonstrations of sounds waves and vibration.
Ages 8+
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Use this HST Rock Tumbling Guide to learn how to use a vibratory rock tumbler and rotary tumbler. Step-by-step rock tumbling instructions make it easier than ever to transform rough rocks into beautifully polished stones!
Ages 8+
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This liquid plant food is ideal for hydroponic gardens. It contains all the macro and micronutrients needed for plants.
Ages 10+
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Use this 60ml (2oz.) natural HDPE bottle to mix and store chemical solutions. It includes white polypropylene cap with foam liner.
Ages 8+
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We get it. Science can be messy. But Home Science Tools' products and service can handle it.
Our products are durable, reliable, and affordable to take you from the field to the lab to the kitchen. They won't let you down, no matter what they're up against. Whether it's (over)eager young scientists year after year, or rigorous requirements that come once-in-a lifetime.
And if your science inquiry doesn't go as expected, you can expect our customer service team to help. Count on friendly voices at the other end of the phone and expert advice in your inbox. They're not happy until you are.
Bottom line? We guarantee our products and service won't mess up your science study—no matter how messy it gets.
Questions? Get in touch with our Customer Service team.