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Congo red, indicator solution, 0.1% - 100ml
Calcium Sulfate (plaster of paris), powder - 2.5kg
Inflatable Solar System KitInflatable Solar System Kit
Inflatable Solar System Kit
15575

Demonstrate rotation, revolution, and orbit in 3 dimensions with this durable, washable solar system set.

Teach the position, order, size, and shape of the planets and sun
Also great for creating an out-of-this-world playroom or bedroom
Each colorful planet (and sun) inflates easily
Loops included for easy hanging
This unique solar system set turns any room into an intergalactic experience

Includes
8 planets with hanging hooks, Pluto, Sun, Earth’s Moon, convenient foot pump, activity guide with fun planet facts, Repair kit
•Measure 5”-23” in diameter:

•Age 5+
•Grade K+
Demonstrate rotation, revolution, and orbit in 3 dimensions with this durable, washable solar system set. Teach the position, order, size, and shape of the planets and sun. Also great for creating an out-of-this-world playroom or bedroom. Each colorful planet (and sun) inflates easily. Loops included for easy hanging. This unique solar system set turns any room into an intergalactic experience. Includes: 8 planets with hanging hooks, Pluto, Sun, Earth’s Moon, convenient foot pump, activity guide with fun planet facts, Repair kit. Measure 5”-23” in diameter: Age 5+. Grade K+.

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$49.95 Each
Made in the USANo Free Shipping
Navicades w/16 lb. Base-No Sheeting
Navicades w/16 lb. Base-No Sheeting
SS001D

The Navicade was introduced to the market in 2005 and has really taken off as a replacement for barrels. The narrow design and offset handle makes picking up and setting up extremely quick and easy.. Unique Handle Design. Slim Style - 49.25" H x 7.6" W. Weighs only 3 lbs. (without base). Molded-in holes for mounting light and ropes. Can be used to rope work area. Stackable for easy transportation or storage. Snug fitting bases will not be knocked over. Accepts up to four (4) bands of 4" reflective sheeting. Navicade is designed for easy placement and pick-up from a truck bed. Made of durable low-density polyethylene. Federal Highway Administration Approved. NCHRP 350 Compliant.

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$48.95 Each
Made in the USANo Free Shipping
Gemstone™ Vertical Panel w/ 30 lb. Base- Engineering Grade Sheeting
Gemstone™ Vertical Panel w/ 30 lb. Base- Engineering Grade Sheeting
SS011D

• One of the most visible and space efficient barricades available
• Takes up half the space of traditional barricades
• Designed to withstand repeated impacts with little or no damage
• Has a recessed panel with engineering grade reflective sheeting
• Measures 8"w x 36"h with 30 lb base
• Gemstone side wall provides strength and durability
• Oversized handle with comfort grip
• Flashing light mounting receptacle
• Made of low density polyethylene
• Federal Highway Administration Approved with HAS-10 / WZ-89
• NCHRP Compliant

The Gemstone is one of the most visible and space efficient barricades available. It takes up half the space of traditional barricades, which means less storage space taken and minimal footprint during use. Designed to withstand repeated impacts with little or no damage to vehicles or unit. Stackable with 30 pound base. Has a recessed panel with engineering grade reflective sheeting. Measures 8"w x 36"h. Gemstone side wall provides strength and durability. Flashing light mounting receptacle. Picking up and transporting (even with light attached) is a breeze because of its large handle with comfortable grip. Made of low density polyethylene. Federal Highway Administration Approved with HAS-10 / WZ-89. NCHRP Compliant.

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$79.95 Each
Made in the USANo Free Shipping
Gemstone™ Vertical Panel w/ 20 lb. Base- No Sheeting
Gemstone™ Vertical Panel w/ 20 lb. Base- No Sheeting
SS007D

• One of the most visible and space efficient barricades available
• Takes up half the space of traditional barricades
• Designed to withstand repeated impacts with little or no damage
• Measures 8"w x 36"h with 20 lb base
• Gemstone side wall provides strength and durability
• Oversized handle with comfort grip
• Flashing light mounting receptacle
• Made of low density polyethylene
• Federal Highway Administration Approved with HAS-10 / WZ-89
• NCHRP Compliant


The Gemstone is one of the most visible and space efficient barricades available. It takes up half the space of traditional barricades, which means less storage space taken and minimal footprint during use. Designed to withstand repeated impacts with little or no damage to vehicles or unit. Stackable with 20 pound base. Measures 8"w x 36"h. Gemstone side wall provides strength and durability. Flashing light mounting receptacle. Picking up and transporting (even with light attached) is a breeze because of its large handle with comfortable grip. Made of low density polyethylene. Federal Highway Administration Approved with HAS-10 / WZ-89. NCHRP Compliant.

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$61.95 Each
Made in the USANo Free Shipping
Econocade BarricadesEconocade Barricades
Econocade Barricades
SS017D

• Engineering Grade or High Intensity Reflective Stripes
• All plastic, economical barricade, that is strong and durable
• Solid wall design: legs and boards are molded in one piece
• Easy to handle, pack, and transport
• Rust free and impact resistant
• NCHRP-350 Accepted, Meets MUTCD Standards
• Dimensions: 24.4"W x 42.6"H
• Weight: 13.2 lbs.


An All Plastic, Injection Molded Barricade with Engineering Grade orHigh Intensity Reflective Stripes. Strong, stackable, and lighter than the average barricade. Easy to handle, pack, and transport. Flashing light mounting receptacle. Rust free and impact resistant. Dimensions : 42.6"H x 24.4"Wide. Weight 13.2 lbs

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From $98 Each
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Large Snap-On Cone Sign - SLOWLarge Snap-On Cone Sign - SLOW
Large Snap-On Cone Sign - SLOW
SF035P

12" Wide x 13 1/4" Long Printed on One Side These directional reinforcement devices give supplemental standard warnings and directions creating safer traffic control in the school area. Installs in seconds and firmly locks in place. Reusable, All-weather ABS plastic with UV. Used by thousands of schools, cities and utility companies.

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$18.95 Each
Large Snap-On Cone Sign - KEEP LEFTLarge Snap-On Cone Sign - KEEP LEFT
Large Snap-On Cone Sign - KEEP LEFT
SF045P

12" Wide x 13 1/4" Long Printed on One Side These directional reinforcement devices give supplemental standard warnings and directions creating safer traffic control in the school area. Installs in seconds and firmly locks in place. Reusable, All-weather ABS plastic with UV. Used by thousands of schools, cities and utility companies.

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$18.95 Each
18" x 24" Aluminum Sign - Slow, Children (Yellow)
18" x 24" Aluminum Sign - Slow, Children (Yellow)
SF351P

Sign meets the Manual on Uniform Traffic Control Devices (MUTCD) specifications for shape, color, dimensions, legend and illuminationn set forth by the Office of Traffic Operations, Federal Highway Administration, U.S. Department of Transportation. 18" x 24" (Yellow).

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$44.95 Each
Stop/Go Sign & Base w/o Lights
Stop/Go Sign & Base w/o Lights
SA564M

 

• STOP/GO reversible sign
• Heavy-duty 18" dia aluminum sign
• Visible from one hundred yards away
• Bold 6" high letters
• 70" High PVC tube for safe use.
• 18" Steel base 
• Sign is printed on both sides. 

This heavy-duty 18" diameter aluminum sign is visible from one hundred yards away, has bold 6" high letters and is easily recognized by pedestrians and motorists. It is supported by a PVC tube for safe use. Has an 18" steel base that allows the double face sign to be rotated. Sign is printed on both sides. 70" High. Ships small package.

Due to high demand, this item can take 2 to 4 weeks for delivery.

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$199.95 Each
18" x 12" Sign - Staff Parking Only
18" x 12" Sign - Staff Parking Only
SA235P

This durable traffic sign is constructed of baked enamel nonrusting heavy gauge aluminum and is designed to provide many years of outdoor use. Sign measure 12" x 18".

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$17.95 Each
18" x 12" Sign - Reserved Parking
18" x 12" Sign - Reserved Parking
SA239P

This durable traffic sign is constructed of baked enamel nonrusting heavy gauge aluminum and is designed to provide many years of outdoor use. Sign measure 12" x 18".

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$17.95 Each
12" x 18" Sign - Do not Block Driveway
12" x 18" Sign - Do not Block Driveway
SA279P

This durable traffic sign is constructed of baked enamel nonrusting heavy gauge aluminum and is designed to provide many years of outdoor use. Sign measure 12" x 18".

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$17.95 Each
12" x 18" Sign - Speed Limit 20 (Reflective)
12" x 18" Sign - Speed Limit 20 (Reflective)
SA215P

This durable traffic sign is constructed of baked enamel nonrusting heavy gauge aluminum and is designed to provide many years of outdoor use. Has 3M Scotchlite reflective sheeting for high visibility day or night. Sign measure 12" x 18".

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$19.95 Each
12" x 18" Sign - Speed Limit 15 (Reflective)
12" x 18" Sign - Speed Limit 15 (Reflective)
SA214P

This durable traffic sign is constructed of baked enamel nonrusting heavy gauge aluminum and is designed to provide many years of outdoor use. Has 3M Scotchlite reflective sheeting for high visibility day or night. Sign measure 12" x 18".

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$19.95 Each
12" x 18" Sign - Speed Limit 10 (Reflective)
12" x 18" Sign - Speed Limit 10 (Reflective)
SA213P

This durable traffic sign is constructed of baked enamel nonrusting heavy gauge aluminum and is designed to provide many years of outdoor use. Has 3M Scotchlite reflective sheeting for high visibility day or night. Sign measure 12" x 18".

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$19.95 Each
12" x 18" Sign - No Parking, Fire Lane (Reflective)
12" x 18" Sign - No Parking, Fire Lane (Reflective)
SA196P

This durable traffic sign is constructed of baked enamel nonrusting heavy gauge aluminum and is designed to provide many years of outdoor use. Has 3M Scotchlite reflective sheeting for high visibility day or night. Sign measure 12" x 18".

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$19.95 Each
12" x 18" Sign - No Parking (Symbol) Any Time (Reflective)
12" x 18" Sign - No Parking (Symbol) Any Time (Reflective)
SA189P

This durable traffic sign is constructed of baked enamel nonrusting heavy gauge aluminum and is designed to provide many years of outdoor use. Has 3M Scotchlite reflective sheeting for high visibility day or night. Sign measure 12" x 18".

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$19.95 Each
12" x 18" Sign - Enter Only (Reflective)
12" x 18" Sign - Enter Only (Reflective)
SA209P

This durable traffic sign is constructed of baked enamel nonrusting heavy gauge aluminum and is designed to provide many years of outdoor use. Has 3M Scotchlite reflective sheeting for high visibility day or night. Sign measure 12" x 18".

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$19.95 Each
12" x 18" Sign - 30 Minute Parking (Reflective)
12" x 18" Sign - 30 Minute Parking (Reflective)
SA252P

This durable traffic sign is constructed of baked enamel nonrusting heavy gauge aluminum and is designed to provide many years of outdoor use. Has 3M Scotchlite reflective sheeting for high visibility day or night. Sign measure 12" x 18".

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$19.95 Each
Book Plus Model - Lifecycle of a Frog
Book Plus Model - Lifecycle of a Frog
14556

These colorful teaching models are designed specifically for hands-on use with young children. Made of resilient, non-toxic, EVA foam, the removable pieces stimulate problem-solving skills and develop small motor skills. Every model is accompanied by a reproducible activity card containing background information and extension ideas. teachers can cut out the task card and use it in learning center or as a group activity. These teaching models are designed to introduce students to lifecycles. The models illustrate the major stages of the life cycle, and encourage students to explore how these living things change as they grow. Grades K-8.

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$20.95 Each
Made in the USANo Free Shipping
Squarecade™ 36 Fold-Up Sign - STOP Do Not Enter
Squarecade™ 36 Fold-Up Sign - STOP Do Not Enter
SS078D

• All Plastic Sign Frame
• 24in x 24in legend area
• Has "STOP Do Not Enter" printed on both sides
• Regressed sign area helps to protect sign faces
• Features “click lock” hinges for a positive interlock in the open position
• Can be internally ballasted with sand
• Stacking lugs facilitate handling by keeping stacked units from sliding and damaging sign faces
• Outside Dimensions: 36”H X 25”W x 3”D
• Weight: 17 lbs.


Molded all plastic hollow sign frame that can be internally weighted down with sand. Only 3 or 4 pounds is recommended per leg. Most of the weight is at the bottom where it acts like an anchor. They are extremely durable. Stacking lugs facilitate handling by keeping stacked units from sliding and damaging sign faces. Features “click lock” hinges for a positive interlock in the open position. Legend area measure 24in x 24in. “STOP Do Not Enter” printed on both sides. Outside Dimensions: 36”H X 25”W x 3”D. Weight: 17 lbs. Ships UPS or FedEx Ground.

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$235.00 Each
Made in the USANo Free Shipping
Squarecade™ 36 Fold-Up Sign - Staff Parking
Squarecade™ 36 Fold-Up Sign - Staff Parking
SS087D

• All Plastic Sign Frame
• 24in x 24in legend area
• Has "Staff Parking" printed on both sides
• Regressed sign area helps to protect sign faces
• Features “click lock” hinges for a positive interlock in the open position
• Can be internally ballasted with sand
• Stacking lugs facilitate handling by keeping stacked units from sliding and damaging sign faces
• Outside Dimensions: 36”H X 25”W x 3”D
• Weight: 17 lbs.


Molded all plastic hollow sign frame that can be internally weighted down with sand. Only 3 or 4 pounds is recommended per leg. Most of the weight is at the bottom where it acts like an anchor. They are extremely durable. Stacking lugs facilitate handling by keeping stacked units from sliding and damaging sign faces. Features “click lock” hinges for a positive interlock in the open position. Legend area measure 24in x 24in. “Staff Parking” printed on both sides. Outside Dimensions: 36”H X 25”W x 3”D. Weight: 17 lbs. Ships UPS or FedEx Ground.

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$235.00 Each