Balls set of 14 drilled 1", 2 each of aluminum, brass, copper, iron, lead, zinc and wood.
Balls set of 14 drilled 1", 2 each of aluminum, brass, copper, iron, lead, zinc and wood.
Ask your class to identify each of 12 different samples by determining their density. Each cylinder varies in size and density since it is constructed of a different material. All are 1/2" in diameter and vary in length. This kit includes: 12 samples, an attractive wood storage rack coated in linseed oil for protection from wet specimens, and detailed instructions with theory. Samples include: aluminum, brass, copper, acrylic, pyrex, rubber, delrin (plastic), PVC, PTFE, nylon, poplar and oak.
Watch how solids settle in layers at the bottom of a tank. Includes: Acrylics tank, slope, open tube, plastic drain tube and sprinkler head for plastic bottle. Dimensions: Tank - 11.8" x 2.8" x 5.9", Slope - 11.2" x 2.5" x 0.79", Open tube - 13" x 2.5" x 3.1", Plastic drain tube - 3.9"
Your students will become junior detectives, honing their forensic skills by solving the mysteries surrounding a fictitious "crime scenario". They'll conduct a series of forensic analysis activities to determine if a crime has been committed. Each activity is centered around a particular analysis technique to include toxicology, chromatography, finger printing, document analysis and simulated blood typing.
Get your students up out of their seats and literally walk the path of the human digestive system! Book illustrations and hand-out diagrams for the digestive system are boring. The Digestive Walk-Thru mat measures 70" x 70" and comes with a convenient storage bag. This is a perfect review and quiz product for your students. A Teacher's guide provides additional information, activities, and assessment sheets for the classroom.
Get your students up out of their seats and literally walk the path of the human digestive system! Book illustrations and hand-out diagrams for the digestive system are boring. The Digestive Walk-Thru mat measures 70" x 70" and comes with a convenient storage bag. This is a perfect review and quiz product for your students. A Teacher's guide provides additional information, activities, and assessment sheets for the classroom.
Great for seed starting! Or use to grow flowers and plants year round indoors! Double tube fluorescent plant light fixture. Assembly contains two 18", 15 watt wide-spectrum tubes. Use under shelves or over tables. Pre-wired, fully assembled fluorescent fixture features all metal frame construction for years of service. Hanging chains included. Dimensions: 2"H x 18"W x 10"D.
Capacity - 5000g Readability - 2g Pan Size - 14.5cm x 14.5cm Weighing Units - g, oz, lb The Dune series offers all of the necessary features for quick and easy weighing. Every Dune is equipped with an AC adapter, auto calibration through the keypad, low battery indicator, and overload indicator. With its alternate battery operation, splash-proof keypad, and sturdy plastic construction throughout, the Dune delivers accurate readings in the lab or in the field. It's simple to use with only 3 buttons; on/off, unit, and tare. The positive push button feel provides trouble free operation. Weighing units can be changed quickly and the indicator shows which unit you are using. With a choice of power options you can use either the included AC adapter or 6 x AA batteries. An auto-off function saves battery life and helps reduce power consumption.
Capacity - 5000g Readability - 2g Pan Size - 14.5cm x 14.5cm Weighing Units - g, oz, lb The Dune series offers all of the necessary features for quick and easy weighing. Every Dune is equipped with an AC adapter, auto calibration through the keypad, low battery indicator, and overload indicator. With its alternate battery operation, splash-proof keypad, and sturdy plastic construction throughout, the Dune delivers accurate readings in the lab or in the field. It's simple to use with only 3 buttons; on/off, unit, and tare. The positive push button feel provides trouble free operation. Weighing units can be changed quickly and the indicator shows which unit you are using. With a choice of power options you can use either the included AC adapter or 6 x AA batteries. An auto-off function saves battery life and helps reduce power consumption.
An introductory kit providing students with materials to "breadboard" various electrical circuits such as: series and parallel circuits, investigating conductions and insulators, making electromagnets. Contents include: holders and batteries, bulb holders and bulbs, switch, carbon rod, iron rod, plastic insulator, coil of wire, "breadboard" circuit board, jiffy clip leads.
An introductory kit providing students with materials to "breadboard" various electrical circuits such as: series and parallel circuits, investigating conductions and insulators, making electromagnets. Contents include: holders and batteries, bulb holders and bulbs, switch, carbon rod, iron rod, plastic insulator, coil of wire, "breadboard" circuit board, jiffy clip leads.
Observe the effects of 3 doses of gamma irradiation on seeds and compare with control seeds. Rye grass and mung bean seeds have a short germination period, so students can see the effects within 48 hours and the experiment can be completed within 2 weeks. Kit contains enough for 30 students to work individually.
Wide-mouth, conical flask made of polypropylene. Comes with a screw cap, or can be used with a stopper. Chemical resistant, and autoclavable to 135º C. Graduated in easy to see green print. Sold in packs of 12.
45 specimens, approximately 1.5" x 1.5", includes 15 each of igneous, sedimentary and metamorphic rocks. Each category of rock is well represented and forms an integrated classroom study unit. Grades 6-12. Ages 11-18.
Oversized normal model with cut-away to show inner anatomy, including optic nerve and disc, macula, retina, central retinal artery and vein. Lens and cornea are removable. Model size: 5" x 3" x 4". Card size: 6-1/2" x 5-1/4"
• All Plastic Sign Frame
• 12in x 24in blank legend area
• 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 13”W x 3”D
• Weight: 10 lbs.
These incredibly durable mini A-frame message boards are fantastic for narrow hallways, and sidewalks. Available in yellow only. Molded in hollow plastic for internal ballasting with sand. Space to attach a 12" x 24" sign or poster announcing your event. Hinges click-lock in open position.
• 100% polyester 150D oxford with PU coating
• Zipper and snap front closure
• Length for sizes from 50" to 53" in .05" increments
• Mesh lining
• Detachable and stowable hood
• Two exterior slash pockets with rain guard
• Vent holes under each arm
• Available in 2 colors and 7 Colors
100% polyester 150D oxford with PU coating. Zipper & snap front closure. 50" length. Mesh lining. Waterproof with sealed seams. Detachable hood w/hood storage in collar. 2 exterior slash pocket with rain guard. Vent holes in under arms. AWARELite reflective trim.
| Size | Length | Chest |
| Medium | 50" | 40"-42" |
| Large | 50.5" | 44"-26" |
| X-Large | 51" | 48"-50" |
| 2X-Large | 51.5" | 52"-54" |
| 3X-Large | 52" | 56"-58" |
| 4X-Large | 52.5" | 60"-62" |
| 5X-Large | 53" | 64"-66" |
"Starting to Know" life through a microscope is the theme. Slides are: Amoeba, Paramecium, Plankton, Sponge spicules, Fruitfly, frog and human blood, fish scales, Squamous epithelium, muscle, bacteria, Euglena, Spirogyra, Diatoms, Yeast cells, Mushroom section, Onion epidermis, Magnolia, pollen grains and Lily ovary.
Set includes: bacteria-3 types, sawdust, raw and cooked meat, human hair, dust, Starch, grains, Quartz sand, letter "e", cosmetics, cork, Salt crystals, stagnant water, fibers, threads crossed, woven cloth, Tobacco, Algae, Corn stem, Paramecium Caudatum, dog flea, Diatoms, paper fibers, Pine pollen, Human and frog blood.
Set includes: bacteria-3 types, sawdust, raw and cooked meat, human hair, dust, Starch, grains, Quartz sand, letter "e", cosmetics, cork, Salt crystals, stagnant water, fibers, threads crossed, woven cloth, Tobacco, Algae, Corn stem, Paramecium Caudatum, dog flea, Diatoms, paper fibers, Pine pollen, Human and frog blood.
Contains: Amoeba proteus, Paramecium, Grantia, Hydra, Obelia hydroid colony, Gonionemus, Planaria, Taenia scolex, Tapeworm gravid segment, male hookworm, Trichinella, Earthworm, Drosophila, frog and human blood, Kidney section, Epithelium, frog skin, striated muscle, Lung, Trachea, Amphiuma Kidney section, skin Amphiuma, wing feather, Turtle esophagus, Intestine.
Contains: Amoeba proteus, Paramecium, Grantia, Hydra, Obelia hydroid colony, Gonionemus, Planaria, Taenia scolex, Tapeworm gravid segment, male hookworm, Trichinella, Earthworm, Drosophila, frog and human blood, Kidney section, Epithelium, frog skin, striated muscle, Lung, Trachea, Amphiuma Kidney section, skin Amphiuma, wing feather, Turtle esophagus, Intestine.
Nothing says classic more than the Atlantis 12" blue ocean raised relief desktop world globe. There truly is no representation of the Earth that is more beautiful and dynamically accurate! Features true to life mapping with coloring that illustrates the mountains, deserts, forests and grasslands. Brightly colored blue oceans show undersea physical features. 17" tall with a bronze finished metal base and matching full swing, numbered Gyro-matic meridian, allowing you the most unobstructed view of the world.
Nothing says classic more than the Atlantis 12" blue ocean raised relief desktop world globe. There truly is no representation of the Earth that is more beautiful and dynamically accurate! Features true to life mapping with coloring that illustrates the mountains, deserts, forests and grasslands. Brightly colored blue oceans show undersea physical features. 17" tall with a bronze finished metal base and matching full swing, numbered Gyro-matic meridian, allowing you the most unobstructed view of the world.
• 2019 Toy of the Year award finalist
• Telescope features Fact Mode and Quiz Mode
• Includes 24 fascinating images of planets, stars, and space
• Each image includes 5 facts and 5 questions
• 60 Minutes of audio in English, Spanish, French, and German
• 16-Page multilingual guide
• Includes tripod with soft rubber feet (some assembly required)
• Requires 3 AAA batteries (not included)
Explore the solar system and learn from 240 fun facts and questions about outer space! This updated version of our best selling GeoSafari Talking Telescope™ is the ultimate science show-and-tell experience. Introduces concepts of outer space and space objects. Encourages role playing and imaginative play. Practices learning through listening. Telescope features Fact Mode and Quiz Mode. Includes 24 fascinating images of planets, stars, and space. Each image includes 5 facts and 5 questions. 60 Minutes of audio in English, Spanish, French, and German. 16-Page multilingual guide. Includes tripod with soft rubber feet (some assembly required). Requires 3 AAA batteries (not included).
Look, listen, and learn as wildlife warrior, Bindi Irwin, shares kid-friendly facts about nature! Take a closer look with the only talking microscope for preschoolers packed with photo-quality images and audio about the amazing, up-close world of animals, plants, everyday items and more.
· 5x magnification with focus free dual eyepieces
· Introduce children to a real scientific toy
• Provides visual detail and information about animals, plants, and everyday items
· Contains 20 slides and over 100 facts and questions
Cut to the Chase
· 2 Modes: Fact Mode and Quiz Mode
· 20 Slides, each with three four-color photo-quality images, for a total of 60 images
· 2 Comfortable eyepieces-no need to close one eye!
· Easy cleanup and storage: slides fit inside microscope
· Requires 3 AAA batteries (not included)
· Multilingual audio-4 languages included!
• For ages 4-7
* Product color may vary
A great giant model of the ear which shows all major structures related to hearing and balance. Dissectible into 3 parts. Enlarged 4 times. 14" x 7" x 8 1/2".
A great giant model of the ear which shows all major structures related to hearing and balance. Dissectible into 3 parts. Enlarged 4 times. 14" x 7" x 8 1/2".
Includes:
• Two coils mounted in plastic saddle blocks that stand vertically
• Five soft iron cores (round, square, double U, and half-round [2])
• Stiff card and supply of iron filings in reusable vial
• Four alligator clip leads
You will need 6 V battery or power supply exceeding 1 amp DC; galvanometer
Use the materials in this complete kit to experiment with magnetic induction in a coil; primary/secondary coils; magnetic lines of force and electromagnetism. Includes: two coils mounted in plastic saddle blocks that stand vertically; five soft iron cores (round, square, double U, and half-round [2]); stiff card and supply of iron filings in reusable vial; four alligator clip leads. You will need 6 V battery or power supply exceeding 1 amp DC; galvanometer.
Single speed. This centrifuge consists of a substantial cast-iron body enclosing a steel pinion and worm drive fitted with a ball-thrust race. It comes with a removable crank handle and one thumb screw clamp to clamp the machine to a table. The head has captive union rings to accommodate 15 ml buckets. The body is baked in a hammertone finish. Complete with plastic buckets and glass centrifuge tubes.
Single speed. This centrifuge consists of a substantial cast-iron body enclosing a steel pinion and worm drive fitted with a ball-thrust race. It comes with a removable crank handle and one thumb screw clamp to clamp the machine to a table. The head has captive union rings to accommodate 15 ml buckets. The body is baked in a hammertone finish. Complete with plastic buckets and glass centrifuge tubes.
• 100% polyester 600D oxford with PVC coating.
• Adjustable straps.
• Silver reflective strips.
• Two side pockets with mesh vents.
• Front mesh pocket sized to hold full brim or cap style hard hat.
This Hi-Viz lime backpack measures 19.6" x 13" x 9.4". 100% Polyester 600D Oxford with PVC coating. Adjustable straps. Silver reflective stripe. Large mesh pockets. Front mesh pocket can hold one of our safety patrol helmets. Audio port for communication device.