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Hexagonal Weight - 500g
Hexagonal Weight - 500g
14957

Made of steel, and feature a durable black oxidized finish. Customary and metric sizes.
This 500 gram, non-rolling hexagonal mass is made of steel, and features a durable black oxidized finish. Hexagonal masses are easy to work with and accurate. Suitable for ages 11+.

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$3.40 Each $6.95 Each
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Hexagonal Weight - 50g
Hexagonal Weight - 50g
14954

Made of steel, and feature a durable black oxidized finish. Customary and metric sizes.
This 50 gram, non-rolling hexagonal mass is made of steel, and features a durable black oxidized finish. Hexagonal masses are easy to work with and accurate. Suitable for ages 11+.

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$0.60 Each $1.25 Each
Save 69%
Hi- Viz Boonie Hat (Lime)
Hi- Viz Boonie Hat (Lime)
SS489P

This lime Hi- Viz Boonie Hat with orange trim is ANSI 107-Class Headwear. Polyester woven 300D oxford with PU coating. Mesh venting. 1" reflective tape. One size fits all, circumference is 24".

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$3.95 Each $12.95 Each
Save 69%
Hi- Viz Boonie Hat (Orange)
Hi- Viz Boonie Hat (Orange)
SS490P

This orange Hi- Viz Boonie Hat with lime trim is ANSI 107-Class Headwear. Polyester woven 300D oxford with PU coating. Mesh venting. 1" reflective tape. One size fits all, circumference is 24".

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$3.95 Each $12.95 Each
Medium-5XLSave 69%
Hi-Viz Reflective Class 2 T-Shirt (Lime)Hi-Viz Reflective Class 2 T-Shirt (Lime)
Hi-Viz Reflective Class 2 T-Shirt (Lime)
SS493P-2X

• ANSI Class 2 T-shirt.
• 6 oz 100% polyester jersey knit
• Moisture wicking fabric
• 1 left chest pocket.

ANSI Class 2 lime colored T-shirt. 6 oz 100% polyester jersey knit with wicking treatment allows fabric to draw perspiration from skin to outside of shirt to evaporate. 1 left chest pocket.

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$5.95 Each $19.50 Each
Medium-5XLSave 69%
Hi-Viz Work Pants (Lime) - 3XL
Hi-Viz Work Pants (Lime) - 3XL
SS480P-3X

100% polyester woven oxford. Elastic waist. Pass through pocket slits. Conforms to ANSI/ISEA 107-2010 standards for design, color & reflectivity. Class 3 when worn with Class 2 or Class 3 vest.

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$7.25 Each $23.50 Each
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High Visibility Fluorescent T-ShirtsHigh Visibility Fluorescent T-Shirts
High Visibility Fluorescent T-Shirts
SA426P

Open mesh fabric.
Breathable
100% Washable polyester
3 Sizes available

The Occunomix TML Lime Non-ANSI High Visibility T-Shirt is a great option for those looking for a comfortable and visible shirt. 

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$3.95 Each $11.95 Each
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4 SizesSave 68%
High Visibility Work Gloves (Lime)
High Visibility Work Gloves (Lime)
SS509P-S

Mechanics style glove with hook & loop wrist band, Hi Vis Lime with Silver reflective stripes, Synthetic leather palm and fingertips, Spandex with foam, neoprene cuff, lycra cuff binding.

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$5.95 Each $18.50 Each
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High Viz Lime Knit Beanie
High Viz Lime Knit Beanie
SF506P

• 100% acrylic
• Silver reflective stripe for visibility
• Great for under a hard hat or to wear alone
• Hi-Viz lime
• One size fits most

100% acrylic. Silver reflective stripe for visibility. Great for under a hard hat or to wear alone. Hi-Viz lime. One size fits most.

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$4.40 Each $8.99 Each
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Holding Solution - Pre-Mixed 32 oz. in Spray Bottle
Holding Solution - Pre-Mixed 32 oz. in Spray Bottle
16831

Pre-mixed with water in 32 oz. spray bottle. 90% Propylene Glycol, 9% Ethylene Glycol Phenyl Ether, and 1% Diethylene Glycol Phenyl Ether. In addition, this solution is an effective humectant. Using this holding solution ensures that your specimens stay moist, flexible, and mold-free.

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$3.89 Each $12.95 Each
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Hollow Prism
Hollow Prism
14759

Equilateral. 45mm side. Has one hole for adding fluids to study refraction and dispersion.
Equilateral. 45mm side. Has one hole for adding fluids to study refraction and dispersion.

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$2.20 Each $4.50 Each
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Hook Clamp
Hook Clamp
14641

Adjustable 360 degrees jaw rotation. For attaching up to 1/2" diameter rods. Aluminum muff with steel thumbscrew.
Clamp with Hook can be rotated and locked in any position. Ideal for supporting suspended thermometers, drying tubes, etc. The clamp attaches to rods up to 13mm (1/2") O.D.

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$3.20 Each $6.50 Each
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Hook Collar Clamp - for 3/4" rods
Hook Collar Clamp - for 3/4" rods
14717

For suspending pulleys, balances, etc. from support rods, or cross members.
Plated steel collar clamps feature thumbscrews and hooks for suspending pulleys, balances, etc. from support rods or crossbars. For suspending pulleys, balances, etc. from 3/4 inch support rods, or cross members.

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$1.90 Each $3.95 Each
10g to 500gSave 70%
Hooked WeightsHooked Weights
Hooked Weights
14965

Features flat countersunk bottom, with a double-ended hooked rod through the middle. Can be used on balance pans, as well as hooked in tandem for lever arm studies. Made of polished brass.

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From $0.30 $0.99 Each
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Horseshoe Magnet - 1"
Horseshoe Magnet - 1"
11807

1" horseshoe magnet with keeper. Lifts two pounds.

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$2.70 Each $5.50 Each
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How Clean is the Air? (Kit)
How Clean is the Air? (Kit)
03875

Learn what air pollution is and how weather and geography affect it. Conduct experiments to test the air that you breathe everyday for pollutants. This kit comes complete with instruction manual, the chemicals and apparatus needed to conduct several air quality tests.

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$8.25 Each $27.50 Each
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How Soils are Formed Collection
How Soils are Formed Collection
16798

Included in this collection are rocks and minerals that break down to become the major components for soils. Samples of actual soils demonstrating texture and composition as end products are included. 15 specimens, 1" x 1/2", number-coded in a compartmented container. Soils packaged in plastic bags. Grades 5-12. Ages 10-18.
Included in this collection are rocks and minerals that break down to become the major components for soils. Samples of actual soils demonstrating texture and composition as end products are included. 15 specimens, 1" x 1/2", number-coded in a compartmented container. Soils packaged in plastic bags. Grades 5-12. Ages 10-18.

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$9.98 Each $33.25 Each
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How to Dissect (Book)
How to Dissect (Book)
05088

By William Berman, an introduction to and special projects for advanced study of the: Earthworm, Crayfish, Grasshopper, Clam, Squid, Starfish, Dogfish Shark, Perch, Frog, Fetal pig, and Gladiolus.

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$4.79 Each $15.95 Each
Bulk DiscountMade in the USASave 70%
I.D. Armband (Blue) - Teacher
I.D. Armband (Blue) - Teacher
SA169M

Teachers guide, protect, and organize, often all at once. These armbands make their presence unmistakable, helping students and staff quickly identify leadership during both everyday activities and emergency situations.

These I.D. Armbands are designed to clearly identify staff and key personnel at a glance, helping maintain order, improve communication, and enhance safety in any environment. Whether used for daily operations or emergency situations, they ensure the right people are recognized instantly.

Crafted from durable, nylon-reinforced vinyl with a comfortable elastic fit, these armbands are built for reliability in fast-moving, high-demand settings.

From schools to large-scale events, they provide a simple, effective solution for structured coordination and peace of mind.

Key Benefits
• Immediate visual identification of staff and roles
• Durable, long-lasting construction for repeated use
• Flexible elastic fit for all-day comfort
• Ideal for emergency preparedness and daily operations

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$0.37 Each $1.25 Each
Bulk DiscountMade in the USASave 70%
I.D. Armband (Orange) - Emergency
I.D. Armband (Orange) - Emergency
SA168M

In critical moments, confusion is the enemy. These emergency armbands provide clear, immediate identification of designated personnel, helping teams respond faster and act with confidence.

Highly visible and easy to deploy, they play a vital role in emergency preparedness plans, ensuring the right people are recognized instantly when every second counts.

Crafted from durable, nylon-reinforced vinyl with a comfortable elastic fit, these armbands are built for reliability in fast-moving, high-demand settings.

From schools to large-scale events, they provide a simple, effective solution for structured coordination and peace of mind.

Key Benefits
• Immediate visual identification of staff and roles
• Durable, long-lasting construction for repeated use
• Flexible elastic fit for all-day comfort
• Ideal for emergency preparedness and daily operations

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$0.37 Each $1.25 Each
Bulk DiscountMade in the USASave 70%
I.D. Armband (Orange) - Security
I.D. Armband (Orange) - Security
SA167M

Security personnel need to be seen, and recognized without hesitation. These high-visibility armbands clearly mark authority figures, helping deter issues before they escalate and ensuring rapid response when needed.

These I.D. Armbands are designed to clearly identify staff and key personnel at a glance, helping maintain order, improve communication, and enhance safety in any environment. Whether used for daily operations or emergency situations, they ensure the right people are recognized instantly.

Crafted from durable, nylon-reinforced vinyl with a comfortable elastic fit, these armbands are built for reliability in fast-moving, high-demand settings.

From schools to large-scale events, they provide a simple, effective solution for structured coordination and peace of mind.

Key Benefits
• Immediate visual identification of staff and roles
• Durable, long-lasting construction for repeated use
• Flexible elastic fit for all-day comfort
• Ideal for emergency preparedness and daily operations

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$0.75 Each $2.50 Each
Bulk DiscountMade in the USASave 70%
I.D. Armband (Red) - Staff
I.D. Armband (Red) - Staff
SA170M

When every second matters, visibility isn’t optional, it’s essential.

These I.D. Armbands are designed to clearly identify staff and key personnel at a glance, helping maintain order, improve communication, and enhance safety in any environment. Whether used for daily operations or emergency situations, they ensure the right people are recognized instantly.

Crafted from durable, nylon-reinforced vinyl with a comfortable elastic fit, these armbands are built for reliability in fast-moving, high-demand settings.

From schools to large-scale events, they provide a simple, effective solution for structured coordination and peace of mind.

Key Benefits
• Immediate visual identification of staff and roles
• Durable, long-lasting construction for repeated use
• Flexible elastic fit for all-day comfort
• Ideal for emergency preparedness and daily operations

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$0.37 Each $1.25 Each
Bulk DiscountMade in the USASave 70%
I.D. Armband (White) - Monitor
I.D. Armband (White) - Monitor
SA171M

Monitors are the eyes on the ground, keeping spaces organized, safe, and running smoothly. These armbands make them instantly identifiable, allowing for quick coordination and effortless communication across any environment.

These I.D. Armbands are designed to clearly identify staff and key personnel at a glance, helping maintain order, improve communication, and enhance safety in any environment. Whether used for daily operations or emergency situations, they ensure the right people are recognized instantly.

Crafted from durable, nylon-reinforced vinyl with a comfortable elastic fit, these armbands are built for reliability in fast-moving, high-demand settings.

From schools to large-scale events, they provide a simple, effective solution for structured coordination and peace of mind.

Key Benefits
• Immediate visual identification of staff and roles
• Durable, long-lasting construction for repeated use
• Flexible elastic fit for all-day comfort
• Ideal for emergency preparedness and daily operations

Learn More
$0.37 Each $1.25 Each
Save 70%
Igneous Rock Bag
Igneous Rock Bag
16788

An economy collection of 6 commonly known igneous rocks. Igneous rocks are formed by the cooling of molten rock, either magma or lava. Each generous specimen is 1 1/4" to 1 1/5" and is contained in a resealable zip lock bag with a label. Grades 5-12. Ages 10-18.

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$1.65 Each $5.50 Each