| WatchDog A130 Temp/LW Logger*** | $35,905.00MN |
| 6.58" ID Orion Full Aperture Solar Filter | $9,573.00MN |
| External (Soil) Temperature Sensor - 6 ft.*** | $3,807.00MN |
| Quantum Light Sensor*** | $21,673.00MN |
| Soil Moisture Transducer - R*** | $22,288.00MN |
| Watermark Soil Moisture Sensor 20 ft*** | $8,122.00MN |
| Flat-End Probe (Soils)*** | $29,877.00MN |
| Orion Binocular Viewer for Telescopes*** | $15,769.00MN |
| 9mm Orion Edge On Planetary Eyepiece*** | $8,630.00MN |
| Barometric Pressure Sensor Std.*** | $65,788.00MN |
| Protective Case for Series A & 1000*** | $19,418.00MN |
| Tipping Bucket Rain Collector*** | $15,277.00MN |
| 6.0mm Orion Edge-On Planetary Eyepiece*** | $7,757.00MN |
| Quantum Light Sensor*** | $9,974.00MN |
| Maping compass with mirror | $1,072.00MN |
| COMPRO POCKET TRANSIT COMPASS*** | $19,270.00MN |
| 9x50 Orion Right-Angle Correct-Image Finder Scopes*** | $3,861.00MN |
| 36in Auger Tube Kit*** | $15,419.00MN |
| WatchDog Sprayer Station Console*** | $30,555.00MN |
| Leaf Wetness Sensor | $3,454.00MN |
| Lantastic Compass | $502.00MN |
| COMPRO POCKET TRANSIT*** | $57,811.00MN |
| Brújula minera*** | $4,992.00MN |
| Lensatic Compass | $722.00MN |
| WatchDog A160 Temp/RH/C02 Logger*** | $17,036.00MN |
| Clisímetro Geosurv | $2,071.00MN |
| Map Compass with Ruler and Lanyard | $561.00MN |
| Solar Radiation Sensor*** | $15,034.00MN |
| Field Carrying Case With Buffers*** | $3,779.00MN |
| Barometric Pressure Sensor Extended Range*** | $21,929.00MN |
| Watch compass | $120.00MN |
| CO2 Monitor*** | $89,516.00MN |
| 6.3mm Orion E-Series Telescope Eyepiece*** | $2,940.00MN |
| 4-20 mA Input Cable*** | $970.00MN |
| ATC pH Probe (Liquids)*** | $4,994.00MN |
| Black 9x50 Orion Achromatic Finder Scope*** | $6,800.00MN |
| Temperature (Micro) Sensor*** | $8,524.00MN |
| Flat Sensor, Replacement*** | $4,057.00MN |
| Brújula Brunton GEO 5010*** | $73,595.00MN |
| WatchDog A110 Temp*** | $7,202.00MN |
| Envoy8X*** | $12,027.00MN |
| Military Prismatic Sighting Compass | $2,005.00MN |
| Geologic Compass - A*** | $6,295.00MN |
| FlexNeck | $633.00MN |
| WatchDog A150 Temp/RH Logger | $7,024.00MN |
| LAQUA Twin pH Meter*** | $8,397.00MN |
| WaterScout Calibration Device*** | $4,254.00MN |
| Altimeter/Barometer*** | $6,437.00MN |
| Quantum Light Sensor*** | $16,749.00MN |
| AC Adapter, 110VAC*** | $2,393.00MN |
| WatchDog A125 Temp/Ext. Temp*** | $11,007.00MN |
| WatchDog 2000 Series Data Shuttle*** | $17,491.00MN |
| Autoguider Port Module*** | $3,305.00MN |
| External (Soil) Temperature Sensor - 20 ft.*** | $5,399.00MN |
| AstroView 102mm Equatorial Refractor Telescope*** | $33,984.00MN |
| Lava Lamp | $531.00MN |
| Kelway HB-2 pH & Soil Moisture Meter*** | $3,330.00MN |
| Soil Moisture Sensor, Vantage Pro and Vantage Pro2*** | $3,786.00MN |
| CONVENTIONAL POCKET TRANSIT*** | $13,436.00MN |
| Orion DeepMap 600 Folding Star Chart | $513.00MN |
| 12cm Plasma light*** | $616.00MN |
| WatchDog 3-Watermark Irrigation Station*** | $13,914.00MN |
| UV Sensor*** | $8,224.00MN |
| WatchDog Sprayer Station*** | $46,403.00MN |
| Black 6x30 Right-Angle Correct-Image Finder Scope*** | $1,847.00MN |
| Autonivel a Láser de Puntos GPL 5 Professional*** | $7,491.00MN |
| Dovetail Base for Finder Scope*** | $635.00MN |
| Glitter Lamp | $266.00MN |
| 11cm Plasma light*** | $389.00MN |
| 0-2.5V DC Input Cable*** | $716.00MN |
| Watermark Soil Moisture Sensor 11 ft*** | $2,210.00MN |
| Replacement pH Sensor for LAQUA Twin*** | $2,717.00MN |
| Brass Compass In Metal Tin Box*** | $321.00MN |
| Exploracion Lunar | $353.00MN |
| ZWO Atmospheric Dispersion Corrector*** | $8,552.00MN |
| Filtro Solar de 170mm de D.I.*** | $1,508.00MN |
| Oceana 7x50 Marine | $7,921.00MN |
| Patological human tissues (Part 2) - 10 slides*** | $689.00MN |
| Stereo Microscope CRYSTAL PRO 7.5-45x*** | $51,072.00MN |
| SkyMaster 15x70 Binocular*** | $3,971.00MN |
| Stereo Microscope CRYSTAL 7.5-45x*** | $25,206.00MN |
| Nikon T-ring | $602.00MN |
| LumiLoupe 10x | $144.00MN |
| EOS-T2 Adapter suitable for all ASI cameras*** | $3,983.00MN |
| U52G-10 Multi-parameter Water Quality Meter*** | $148,823.00MN |
| Conductivity Electrode Replacement*** | $10,273.00MN |
| 3.0mm Orion Edge-On Planetary Eyepiece*** | $4,315.00MN |
| "Academy" Microscope 1000x*** | $10,338.00MN |
| Lenspen optics cleaning tool | $648.00MN |
| ASI183MM (mono*** | $41,088.00MN |
| DHT-1 Portable Hay Moisture Tester 32"*** | $17,361.00MN |
| 32mm Orion Sirius Plossl Telescope Eyepiece*** | $1,692.00MN |
| MagniMark | $84.00MN |
| Solarscope clásico*** | $4,613.00MN |
| CR1000X Datalogger para medida y control*** | $145,062.00MN |
| Self Sticking Car Compass | $35.00MN |
| ASI120MM*** | $12,031.00MN |
| Magniloupe Headband | $206.00MN |
| 15mm Orion Expanse Eyepiece*** | $1,995.00MN |
| Upclose G2 10X50 Porro Binocular*** | $1,733.00MN |
| U52-10 Multi-parameter Water Quality Meter*** | $128,555.00MN |
| Cell reproduction and development - 10 slides*** | $689.00MN |
| Foodstuffs and their adulterations - 10 slides | $689.00MN |
| Orion Expanse Telescope Eyepieces*** | $1,995.00MN |
| Orion Sirius Plossl Telescope Eyepieces*** | $3,671.00MN |
| Moisture-Mac Coffee Moisture Tester*** | $9,301.00MN |
| Life in the Ground - 10 slides*** | $1,377.00MN |
| Set for Teaching Biology (Part 1) - 10 slides | $704.00MN |
| Binocular SkyMaster 25x70mm*** | $4,794.00MN |
| LinenTest 5x | $144.00MN |
| HandHeld™ 2.5/5x | $246.00MN |
| Long-Stem Thermometer*** | $1,381.00MN |
| U53G-10 Multi-parameter Water Quality Meter*** | $200,940.00MN |
| Patological human tissues (Part 1) - 10 slides | $689.00MN |
| IR Crop Thermometer | $2,216.00MN |
| 034B-L Wind Set*** | $209,505.00MN |
| 3.5mm Orion Stratus Wide-Field Eyepiece | $4,751.00MN |
| 20 W Solar Panel*** | $13,764.00MN |
| Human Body Normal Tissues (Part 1) - 10 slides | $1,377.00MN |
| 3.68in. ID Orion Full Aperture Solar Filter*** | $2,361.00MN |
| Fishes, frogs and amphibians - 10 slides | $704.00MN |
| Inhabitants of Polluted Waters - 10 slides*** | $704.00MN |
| 5MP Digital Imager*** | $9,392.00MN |
| 20mm Orion Expanse Eyepiece*** | $1,995.00MN |
| Leaf Wetness Sensor, Vantage Pro and Vantage Pro2*** | $7,350.00MN |
| Tropical Plants - 10 slides | $689.00MN |
| LED LIGHTED Full-Page, Paper-Back Book Light | $1,954.00MN |
| Upclose G2 10-30x50 Zoom Porro Binocular*** | $2,422.00MN |
| Replacement EC Sensor for LAQUA Twin*** | $2,717.00MN |
| Lupa Frontal Multi-Aumento*** | $377.00MN |
| Animal reproduction - 10 slides | $1,377.00MN |
| Filtro Solar de 100mm de D.I.*** | $696.00MN |
| Microscopio Biológico Profesional*** | $40,405.00MN |
| Cabled Vantage Pro2 with Standard Radiation Shield*** | $37,862.00MN |
| Filtro Solar de 150mm de D.I.*** | $1,392.00MN |
| Animals and Plants Damaged by the Enviroment - 10 slides | $689.00MN |
| 38mm Orion Q70 Wide-Field Telescope Eyepiece*** | $4,093.00MN |
| CELESTRON KIDS MICROSCOPE WITH SMARTPHONE ADAPTER*** | $1,730.00MN |
| Lizards, birds and snakes - 10 slides | $689.00MN |
| Campus Microscope Photo Adapter | $968.00MN |
| 3" Levitating Globe | $1,336.00MN |
| MagniFlash 11x*** | $985.00MN |
| 12 V Power Supply with Charging Regulator and 7 Ah Rechargeable *** | $16,349.00MN |
| HMP60-L Air Temperature and Relative Humidity Sensor*** | $66,502.00MN |
| Distanciómetro láser GLM 80 Professional | $64,091.00MN |
| Sensor Mounting Shelf*** | $1,114.00MN |
| Illusion Science*** | $518.00MN |
| Stegosaurus Skeleton | $245.00MN |
| Vibration Isolation Pads #895*** | $1,199.00MN |
| Juego de Química Mi alegría Equipo 3 | $3,200.00MN |
| Wireless Repeater with Solar Power*** | $8,352.00MN |
| QHY5L-II M | $6,369.00MN |
| TEDCO Original Gyroscope*** | $301.00MN |
| Potato Clock | $272.00MN |
| Peque ciencia optica | $362.00MN |
| Mounting Pole Kit*** | $2,673.00MN |
| Telescope 10" LX90-ACF*** | $108,205.00MN |
| Propeller Racer | $393.00MN |
| StarMoon Cohete de Agua-Aire con Paracaídas | $417.00MN |
| Kidz Labs / Survival Sciencie Kit*** | $611.00MN |
| Anemometer Transmitter Kit*** | $5,234.00MN |
| Wireless Vantage Pro2 Plus (Solar & UV)*** | $35,078.00MN |
| Series 5000 PWA 7mm Eyepiece (1.25") | $3,913.00MN |
| Telescope 8" LX90-ACF*** | $86,564.00MN |
| Weather Station*** | $309.00MN |
| WatchDog Model 1250 Data Logger*** | $7,502.00MN |
| Solar Power Kit for Vantage Vue and Vantage Pro2 Consoles, Weath | $8,797.00MN |
| Weather Science*** | $309.00MN |
| Rain Collector Cone | $725.00MN |
| WeatherLink ® for Vantage Pro2, Windows, USB*** | $5,011.00MN |
| Wireless Weather Envoy | $5,234.00MN |
| bottle catamaran | $393.00MN |
| Series 5000 Mega Wide Angle Eyepiece 15mm (2") [ME607017]*** | $6,544.00MN |
| TravelView™ - 8x25*** | $741.00MN |
| Orion StarShoot AutoGuider*** | $29,650.00MN |
| Magnet Science | $309.00MN |
| Solar Plane Mobile | $417.00MN |
| Science Magic | $272.00MN |
| Green Science- Grow-A-Maze | $309.00MN |
| Wireless Long-Range Repeater with Solar Power*** | $10,579.00MN |
| CONVENTIONAL POCKET TRANSIT*** | $26,872.00MN |
| AirLink Professional Air Quality Sensor*** | $4,788.00MN |
| Buzz Wire making Kit | $259.00MN |
| Wireless Vantage Pro2 Plus (Sol.+UV) & 24Hr Fan Aspirated RS*** | $41,203.00MN |
| 12in Aztec Globe | $2,105.00MN |
| Wireless Vantage Vue*** | $15,479.00MN |
| Replogle NASA Moon Globe 12-inch Tabletop | $2,306.00MN |
| Meade Polaris 114mm German Equatorial Reflector | $7,678.00MN |
| Rocket Race Car*** | $521.00MN |
| Field Scout T-Handle EC Probe (24")*** | $12,296.00MN |
| The Earth | $372.00MN |
| TS33F-M Wireless remote temperature and humidity sensor | $541.00MN |
| Build Your Own Wind Turbine*** | $418.00MN |
| Omni Antenna for Long Range Repeater*** | $5,568.00MN |
| Meade X-Wedge*** | $18,144.00MN |
| Universal Shelter*** | $3,564.00MN |
| WaterScout SM 100 Sensor - 6ft(1.8m)*** | $2,284.00MN |
| Wireless Vantage Pro2 with Weatherlink Console*** | $22,161.00MN |
| Enviro battery | $292.00MN |
| Milwaukee pH58 MAX Waterproof 3-in-1 pH/ORP/Temp Tester with Rep*** | $6,258.00MN |
| Orion SkyLine Deluxe Laser Pointer-to-Telescope Bracket | $563.00MN |
| 1.25" Variable Universal Camera adapter*** | $2,064.00MN |
| 255-620-A Automatic Refill System*** | $13,335.00MN |
| Orion SkyQuest XT8 Classic Dobsonian Telescope*** | $22,148.00MN |
| CELESTRON ELEMENTS 10X25 MONOCULAR*** | $554.00MN |
| Orion EQ-3M Single-Axis Telescope Drive | $3,192.00MN |
| WD 1400 4-WaterScout Irrigation Station*** | $18,114.00MN |
| Orion SkyQuest XT10 Classic Dobsonian Telescope*** | $31,713.00MN |
| Replacement EC Probe (8")*** | $6,653.00MN |
| 9x50 Orion Illuminated Finder Scope with Bracket*** | $2,956.00MN |
| Conductivity Standard, 1.41 mS/cm, 230mL*** | $642.00MN |
| Personal Solar Telescope <0.5 A*** | $48,970.00MN |
| Orion Field Flattener for Short Refractors*** | $10,020.00MN |
| ShortTube 80-A Refractor Telescope*** | $3,507.00MN |
| MT-PRO Grain Moisture Tester*** | $9,353.00MN |
| Tube Rings, 140mm ID*** | $1,284.00MN |
| Mark II: 10x Panoramic Binocular (noncoin operated) w/o base*** | $130,059.00MN |
| ShortTube 80-A Refractor Telescope*** | $7,801.00MN |
| ZWO Mini Guider Scope*** | $3,540.00MN |
| Motor Drive for AstroMaster/PowerSeeker | $2,050.00MN |
| Orion Sirius EQ-G GoTo Telescope Mount*** | $51,854.00MN |
| PST - 40mm/400mm LF HA <1.0 A*** | $28,566.00MN |
| Orion ED80T CF Triplet Apochromatic Refractor Telescope*** | $35,406.00MN |
| Orion Paragon-Plus XHD Extra Heavy-Duty Tripod*** | $9,073.00MN |
| Mark I: 20x Panoramic Telescope (coin operated)*** | $136,746.00MN |
| MagniLook | $253.00MN |
| DHT-1 Portable Hay Moisture Tester 18"*** | $8,049.00MN |
| Orion StarMax 90mm TableTop Maksutov-Cassegrain Telescope*** | $9,905.00MN |
| Value Pak | $159.00MN |
| Orion Large Binocular Tripod L-Adapter*** | $1,364.00MN |
| UpClose G2 10x25mm Roof Monocular | $591.00MN |
| SkyMaster 20x80 Binocular*** | $8,382.00MN |
| Orion Expanse Telescope Eyepieces*** | $1,995.00MN |
| Anillo-T Canon EOS | $602.00MN |
| Explorer 25x100 Large-Aperture Binocular*** | $16,561.00MN |
| MT-16 Grain Moisture Tester | $8,414.00MN |
| Horiba Laqua Case for Meters | $3,172.00MN |
| 255-100 Analog Output Evaporation Gauge*** | $138,442.00MN |
| Solar Power Package (WD)*** | $7,620.00MN |
| Milwaukee CD601 Digital Conductivity Pen (EC)*** | $795.00MN |
| LoggerNet: Datalogger Support Software*** | $30,279.00MN |
| Rectangle Rim Free 2x | $418.00MN |
| Hourglass | $399.00MN |
| 1.25" Orion Universal Camera Adapter | $1,190.00MN |
| DataScout Modem WiFi Solar*** | $25,306.00MN |
| WatchDog 3220 Wireless Rain Station*** | $43,784.00MN |
| Pup de Sensores @900MHz*** | $13,624.00MN |
| *** | $1,375.00MN |
| 255-210 Stillwell with Fixed Point*** | $13,025.00MN |
| Lupa de mano con lente de cristal de 5x 2" | $120.00MN |
| WindSonic Mounting Pipe Kit*** | $4,488.00MN |
| Retreiver @900MHz*** | $15,014.00MN |
| Adaptador básico para smartphone 1.25" | $733.00MN |
| ENC16/18 Weather-Resistant Enclosure, 16 x 18 inches*** | $94,966.00MN |
| FreeHand 2.5x | $355.00MN |
| 6-Plate Solar Radiation Shield*** | $5,811.00MN |
| DataScout Cellular Modem*** | $20,852.00MN |
| #546 AC Adapter for ETX70 and DS2000*** | $1,700.00MN |
| Funda para telescopio | $1,737.00MN |
| Pup Repetidor @900MHz*** | $11,124.00MN |
| Milwaukee pH600AQ Digital pH Pen*** | $795.00MN |
| Retreiver @ 900MHz, Solar Powered*** | $21,123.00MN |
| Milwaukee EC40 EC/TDS Nutrient Meter*** | $3,628.00MN |
| TB4-L Rain Gage with 8 in. Orifice*** | $82,279.00MN |
| 8.2 Dbi Yagi Antenna*** | $3,229.00MN |
| Large Binocular Tripod L-Adapter | $362.00MN |
| Yagi Antenna Cable - 20ft*** | $2,450.00MN |
| 2000 ppm Ca2+ Standard, 6 - 14mL bottles*** | $1,776.00MN |
| WEATHER STATION WITH ATOMIC CLOCK | $947.00MN |
| MagniView -2x/4.5x 90mm | $331.00MN |
| MicroBrite Plus™ - 60-120x Pocket Microscope*** | $433.00MN |
| Indoor/Outdoor Thermometer With Clock | $567.00MN |
| MagniFlex Lamp Magnifier 2x/3.5x | $1,186.00MN |
| WEATHER STATION WITH ATOMIC CLOCK | $2,498.00MN |
| Class A Evaporation Pan*** | $52,696.00MN |
| Pup de Estaciones @900MHz*** | $12,374.00MN |
| Filtro Solar de 110mm de D.I.*** | $812.00MN |
| WatchDog Model 1650 Data Logger*** | $10,965.00MN |
| ezRead™ | $1,295.00MN |
| Silver-Black Polymer Sheets*** | $1,177.00MN |
| LONG RANGE REMOTE TEMPERATURE AND HUMIDITY SENSOR | $625.00MN |
| CH150 12V Charging Regulator*** | $13,146.00MN |
| SLIM LINE WEATHER STATION WITH ATOMIC CLOCK | $1,270.00MN |
| MS-0160 Carson Microscope 1600x*** | $13,992.00MN |
| QHY CCD PoleMaster*** | $10,051.00MN |
| LinenTest™ 11.5x15mm*** | $327.00MN |
| Penetrometer FT 20*** | $8,184.00MN |
| eFlex™ - 75x / 300x Digital Microscope with Flexible Neck*** | $1,961.00MN |
| Zoology: Vertebrate Including Mammalia - 25 slides | $1,604.00MN |
| Handheld Plant Sap Press*** | $549.00MN |
| Penetrometer FT 40*** | $8,184.00MN |
| Set for Teaching Biology (Part 2) - 10 slides | $704.00MN |
| MagniRule | $137.00MN |
| Irrometer Tensiometers 36 in Model R*** | $3,231.00MN |
| MagniFly™ 2x/3.5x | $969.00MN |
| GPSMAP® 65s*** | $10,031.00MN |
| MagniRead | $113.00MN |
| Irrigation On/Off Sensor*** | $5,591.00MN |