| 3" Levitating Globe | $668.00MN |
| Space Age | $542.00MN |
| The Earth | $372.00MN |
| Replogle NASA Moon Globe 12-inch Tabletop*** | $4,612.00MN |
| Hourglass | $399.00MN |
| Globo Terráqueo Traveler Antiguo | $1,053.00MN |
| WatchDog 2-Watermark Irrigation Station*** | $10,269.00MN |
| Self Sticking Car Compass | $70.00MN |
| COMPRO POCKET TRANSIT COMPASS*** | $28,905.00MN |
| Brass Compass | $251.00MN |
| Geologic Compass - A*** | $6,295.00MN |
| Brújula minera*** | $4,992.00MN |
| Lensatic Compass | $180.00MN |
| Clisímetro Geosurv | $1,036.00MN |
| Lantastic Compass | $502.00MN |
| Altimeter/Barometer*** | $3,219.00MN |
| Adaptador básico para smartphone 1.25" | $2,198.00MN |
| Map Compass with Ruler and Lanyard | $281.00MN |
| Watch compass | $80.00MN |
| Maping compass with mirror | $429.00MN |
| COMPRO POCKET TRANSIT*** | $19,270.00MN |
| HMP60-L Air Temperature and Relative Humidity Sensor*** | $33,251.00MN |
| MicroBrite Plus™ - 60-120x Pocket Microscope*** | $433.00MN |
| WaterScout Calibration Device*** | $2,127.00MN |
| Brass Compass In Metal Tin Box*** | $321.00MN |
| Retreiver @ 900MHz, Solar Powered*** | $21,123.00MN |
| DataScout WiFi Modems AC/DC*** | $18,604.00MN |
| Filtro Solar de 125mm de D.I.*** | $928.00MN |
| Brújula Brunton GEO 5010*** | $36,797.00MN |
| Pup de Sensores @900MHz*** | $13,624.00MN |
| Glow Mini Stars | $115.00MN |
| Filtro Solar de 90mm de D.I.*** | $638.00MN |
| UpClose G2 10x25mm Roof Monocular | $591.00MN |
| Cámara Color ASI294MC Pro*** | $28,816.00MN |
| Stereoscopic Microscopie DIAMOND 20 & 40x*** | $8,127.00MN |
| Glass Lens Magnifier 2.5" 3x | $62.00MN |
| Medidor de Salinidad SALT, LAQUA TWIN-HORIBA | $5,746.00MN |
| Glass Lens Magnifier 2" 5x | $63.00MN |
| Magniloupe Headband | $103.00MN |
| Shelter Angle Brackets*** | $1,114.00MN |
| #546 AC Adapter for ETX70 and DS2000 | $850.00MN |
| Wireless Vantage Pro2 Sensor Suite Weather Station*** | $13,920.00MN |
| Orion Atlas EQ-G Computerized GoTo Telescope Mount*** | $72,261.00MN |
| Orion Expanse Telescope Eyepieces*** | $1,995.00MN |
| Vantage Pro2 GroWeather Cabled Sensor Suite with 24-Hour Fan*** | $24,499.00MN |
| Telescopio reflector ecuatorial Orion Observer 134mm*** | $10,245.00MN |
| Par de anillos 100mm | $1,114.00MN |
| LoggerNet: Datalogger Support Software*** | $30,279.00MN |
| Tropical Plants - 10 slides | $689.00MN |
| WatchDog 3250 Wireless ET Station*** | $56,700.00MN |
| Brujula Krypton de colgar Negro | $60.00MN |
| Orion SkyQuest XT6 Classic Dobsonian Telescope*** | $17,004.00MN |
| Ocular Sirius Plossl 7.5mm 1.25" | $1,381.00MN |
| Orion Prime Focus Camera Adapters | $780.00MN |
| Microscopio Biológico Profesional*** | $40,405.00MN |
| Glow Star | $104.00MN |
| 150 ppm Ca2+ Standard, 6 - 14mL bottles*** | $1,575.00MN |
| LANDSCOUT 10X50MM PORRO BINOCULAR*** | $1,704.00MN |
| Structure of Vegetables - 10 slides | $704.00MN |
| WaterScout SMEC 300 Soil Moisture/EC/Temperature Sensor*** | $11,030.00MN |
| Rino® 700*** | $9,027.00MN |
| Animals and Plants Damaged by the Enviroment - 10 slides | $689.00MN |
| Leica DISTO D1 - Alcance de 40 m - Fácil de usar*** | $5,030.00MN |
| Off Axis Guider QHYOAG-S | $6,638.00MN |
| MagniMark | $42.00MN |
| EnviroMonitor Long Range Antenna, 8dBi*** | $5,568.00MN |
| Distanciómetro laser LDM100*** | $5,523.00MN |
| Schmidt Cassegrain Base for Orion Finder Scopes | $635.00MN |
| 6x30 Achromatic Finder Scope | $2,004.00MN |
| Milwaukee pH58 MAX Waterproof 3-in-1 pH/ORP/Temp Tester with Rep*** | $6,258.00MN |
| *** | $1,286.00MN |
| 8.2 Dbi Yagi Antenna*** | $3,229.00MN |
| Filtro Solar de 100mm de D.I.*** | $696.00MN |
| CELESTRON KIDS MICROSCOPE WITH SMARTPHONE ADAPTER*** | $1,730.00MN |
| Nivel Automatico AL132*** | $6,394.00MN |
| Moon Poster | $110.00MN |
| QHY5L-II M | $6,369.00MN |
| TDR 150 Soil Moisture Meter with Case*** | $22,533.00MN |
| Set for Teaching Biology (Part 2) - 10 slides | $704.00MN |
| CO2 Monitor AIRCO2NTROL COACH*** | $6,015.00MN |
| Kestrel 5400AG Cattle Heat Stress Tracker with LiNK + Vane Mount*** | $45,338.00MN |
| Jewelers Loupe 3X | $36.00MN |
| Microscopio Plus 100x 300x 600x*** | $877.00MN |
| 1.25" Variable Universal Camera adapter*** | $2,064.00MN |
| Full Page Magnifier 2x*** | $55.00MN |
| WatchDog 3220 Wireless Rain Station*** | $43,784.00MN |
| GPS MAP 65*** | $9,028.00MN |
| Dovetail Base for Finder Scope*** | $635.00MN |
| Rain Bucket Bird Guard*** | $675.00MN |
| Patological human tissues (Part 2) - 10 slides*** | $689.00MN |
| Filtro Solar de 110mm de D.I.*** | $812.00MN |
| Filtro Solar de 70mm de D.I.*** | $580.00MN |
| Filtro Solar de 150mm de D.I.*** | $1,392.00MN |
| Outdoor Passive Air Sampler*** | $29,132.00MN |
| 10" LX200-ACF f/10 UHTC*** | $141,965.00MN |
| Set for Teaching Biology (Part 1) - 10 slides | $704.00MN |
| GPSMAP® 65s*** | $10,031.00MN |
| ¿Cómo ves? La luz. Historia de las nebulosas | $111.00MN |
| Mini prisma con mini Baliza, SitePro 03-1504-A | $1,957.00MN |
| DataScout Cellular Modem*** | $20,852.00MN |
| Mark II: 10x Panoramic Binocular (noncoin operated) w/o base*** | $65,029.00MN |
| Números y Estrellas Mayas | $226.00MN |
| ET Gauge | $12,785.00MN |
| Antología de astronomía ¿Cómo Ves?*** | $249.00MN |
| WeatherLink ® for Vantage Pro2, Windows, USB*** | $5,011.00MN |
| Mark I: 20x Panoramic Telescope (coin operated)*** | $273,493.00MN |
| Autonivel a Láser de Puntos GPL 5 Professional*** | $7,491.00MN |
| Mark III: 10x Panoramic Binocular (coin operated)*** | $139,346.00MN |
| Nivel Láser de Líneas GLL 3-80 G Profesional*** | $16,165.00MN |
| Leica DISTO D2 - 100 m alcance - 7 modos de medición | $4,512.00MN |
| Glow 3D Solar System | $129.00MN |
| Motor Drive for AstroMaster/PowerSeeker | $2,050.00MN |
| Inclinómetro digital GIM 60 L Professional*** | $4,762.00MN |
| Distanciómetro laser LDM150*** | $3,866.00MN |
| The Franklin World Globe*** | $2,055.00MN |
| Distanciómetro laser LDM60*** | $1,898.00MN |
| Mark II: 10x Panoramic Binocular (noncoin operated)*** | $70,635.00MN |
| Leica TRI 100 Tripod | $3,108.00MN |
| Distanciómetro láser GLM 50 C Professional*** | $5,051.00MN |