| Mark I: 20x Panoramic Telescope (coin operated)*** | $114,427.00MN |
| Mark III: 10x Panoramic Binocular (coin operated) w/o base*** | $117,027.00MN |
| Kestrel USB Interface | $1,673.00MN |
| Geologic Compass - A | $2,098.00MN |
| LAQUA Twin Nitrate Meter*** | $12,433.00MN |
| Envoy8X*** | $4,009.00MN |
| Orion Binocular Viewer for Telescopes | $5,256.00MN |
| Poster Mapa del cielo | $74.00MN |
| Milwaukee CD601 Digital Conductivity Pen (EC)*** | $795.00MN |
| LAQUA Twin Potassium Meter*** | $12,951.00MN |
| Neutral-Density Moon Filters, 13% Transmission*** | $752.00MN |
| ET Gauge | $12,785.00MN |
| Meade Polaris 114mm German Equatorial Reflector | $7,678.00MN |
| Soil K+ Kit w/30 Samples*** | $1,402.00MN |
| Horiba Laqua Case for Meters | $3,172.00MN |
| Microscopio para Celular | $272.00MN |
| CELESTRON KIDS MICROSCOPE WITH SMARTPHONE ADAPTER*** | $1,730.00MN |
| Estación Total Marca FOIF Modelo RTS 102R6*** | $49,128.00MN |
| DHT-1 Portable Hay Moisture Tester 24"*** | $8,303.00MN |
| Juego de Química Mi alegría Equipo 3 | $1,600.00MN |
| Mark II: 10x Panoramic Binocular (noncoin operated)*** | $70,635.00MN |
| Replacement EC Sensor for LAQUA Twin*** | $2,717.00MN |
| Penetrometer FT 02 | $13,094.00MN |
| U53-10 Multi-parameter Water Quality Meter*** | $182,120.00MN |
| Self Sticking Car Compass | $35.00MN |
| 2000 ppm Ca2+ Standard, 6 - 14mL bottles*** | $1,776.00MN |
| ezRead™ | $2,591.00MN |
| Wilderness Spotting Scope – 15-45x65mm | $8,262.00MN |
| Meade Polaris 90mm German Equatorial Refractor | $10,617.00MN |
| Mark I: 20x Panoramic Telescope (coin operated)*** | $136,746.00MN |
| Mark II: 10x Panoramic Binocular (noncoin operated) w/o base*** | $65,029.00MN |
| WatchDog A150 Temp/RH Logger | $3,512.00MN |
| HandHeld™ 2.5/5x | $123.00MN |
| LAQUA Twin pH Meter*** | $4,198.00MN |
| 298mm ID Orion Telescope Tube Rings | $3,334.00MN |
| U51-10 Multi-parameter Water Quality Meter*** | $114,079.00MN |
| Orion SkyLine Deluxe Laser Pointer-to-Telescope Bracket | $563.00MN |
| Spare pH probe for D-54 Meter*** | $5,190.00MN |
| DHT-1 Portable Hay Moisture Tester 32"*** | $8,680.00MN |
| LAQUA Twin Sodium Meter*** | $12,433.00MN |
| Soil Test Kit w/ 30 Samples - Sodium*** | $2,491.00MN |
| Galino liquid thermometer | $1,207.00MN |
| LAQUA Twin Calcium Meter*** | $14,152.00MN |
| Milwaukee CD611 Digital Conductivity Pen (EC)*** | $795.00MN |
| Exploracion Lunar | $353.00MN |
| Milwaukee EC40 EC/TDS Nutrient Meter*** | $3,628.00MN |
| Adaptador básico para smartphone 1.25" | $733.00MN |
| 3" Levitating Globe | $668.00MN |
| Conductivity Electrode Replacement*** | $10,273.00MN |
| Replacement Nitrate Sensor for LAQUA Twin*** | $5,095.00MN |
| Handheld Plant Sap Press*** | $549.00MN |
| HT-PRO Portable Hay Tester with Calibration Clip*** | $9,825.00MN |
| U52G-10 Multi-parameter Water Quality Meter*** | $148,823.00MN |
| 150 ppm Ca2+ Standard, 6 - 14mL bottles*** | $1,575.00MN |
| Milwaukee pH600AQ Digital pH Pen*** | $795.00MN |
| U52-10 Multi-parameter Water Quality Meter*** | $128,555.00MN |
| U53G-10 Multi-parameter Water Quality Meter*** | $200,940.00MN |
| LAQUA Twin EC Meter*** | $3,961.00MN |
| Medidor de Salinidad SALT, LAQUA TWIN-HORIBA | $5,746.00MN |
| Microscopio Monocular Biológico 40x,100x y 400x | $4,872.00MN |
| DHT-1 Portable Hay Moisture Tester 18"*** | $8,049.00MN |
| Mark III: 10x Panoramic Binocular (coin operated)*** | $139,346.00MN |
| Replacement Calcium Sensor for LAQUA Twin*** | $5,095.00MN |
| Lizards, birds and snakes - 10 slides | $689.00MN |
| Filtro Solar de 150mm de D.I.*** | $1,392.00MN |
| Binocular Wilderness - 8x25*** | $1,392.00MN |
| The Earth | $372.00MN |
| General Biology - 25 slides | $1,604.00MN |
| Buzz Wire making Kit | $259.00MN |
| Hydraulic Robotic Arm*** | $351.00MN |
| CONVENTIONAL POCKET TRANSIT*** | $13,436.00MN |
| garden-combitester | $469.00MN |
| Brújula Brunton GEO 5010*** | $18,399.00MN |
| LANDSCOUT 10X50MM PORRO BINOCULAR*** | $1,704.00MN |
| digital thermo-hygrometer*** | $1,145.00MN |
| Fun Mechanics Kit- Brush Robot | $428.00MN |
| Filtro Solar de 70mm de D.I.*** | $580.00MN |
| Pocket Multi-Tool 12-in-1*** | $1,031.00MN |
| LoggerNet: Datalogger Support Software*** | $30,279.00MN |
| Termómetro Min/Max libre de Mercurio | $637.00MN |
| thermometer for compost | $708.00MN |
| digital wine thermometer | $500.00MN |
| Par de Adaptador cola de milano tipo Losmandy*** | $1,002.00MN |
| Mini Multi-Tool 8-in-1*** | $821.00MN |
| 2in Male - 1.25in Female Reducer*** | $740.00MN |
| The Wanderful World of a Drop of Water - 10 slides | $689.00MN |
| Foodstuffs and their adulterations - 10 slides | $689.00MN |
| Higrotermómetro y datalogger con 32000 registros | $2,361.00MN |
| Kidz Labs / Survival Sciencie Kit*** | $306.00MN |
| Cell reproduction and development - 10 slides*** | $689.00MN |
| Penetrometer FT 20*** | $8,184.00MN |
| Filtro Solar de 170mm de D.I.*** | $1,508.00MN |
| Silver-Black Polymer Sheets*** | $589.00MN |
| Barra tipo Vixen 15"*** | $712.00MN |
| Green Science- Grow-A-Maze | $309.00MN |
| Patological human tissues (Part 2) - 10 slides*** | $689.00MN |
| The Sun | $372.00MN |
| Patological human tissues (Part 1) - 10 slides | $689.00MN |
| Illusion Science*** | $259.00MN |
| Tip 1/8"*** | $571.00MN |
| CONVENTIONAL POCKET TRANSIT*** | $13,436.00MN |
| Herramienta multi-funcional de llavero Xdrive Compact 7 en 1*** | $352.00MN |
| Termómetro digital solar Maximos y Mínimos | $596.00MN |
| digital professional thermo-hygrometer | $2,318.00MN |
| 20 W Solar Panel*** | $13,764.00MN |
| Par de anillos 100mm | $1,114.00MN |
| rain-gauge | $535.00MN |
| COMPRO POCKET TRANSIT COMPASS*** | $9,635.00MN |
| Caudalímetro portátiles para agua y flujo de aire*** | $27,102.00MN |
| Tropical Plants - 10 slides | $689.00MN |
| Filtro Solar de 110mm de D.I.*** | $812.00MN |
| Fishes, frogs and amphibians - 10 slides | $704.00MN |
| Stereo Microscope CRYSTAL 7.5-45x*** | $25,206.00MN |
| Vixen Style Camera Mount | $838.00MN |
| myBlue-T | $1,118.00MN |
| Leica DISTO D2 - 100 m alcance - 7 modos de medición | $4,512.00MN |
| CO2 Monitor AIRCO2NTROL COACH*** | $6,015.00MN |
| Cable for 497 Hand Controller*** | $334.00MN |
| Life in the Ground - 10 slides | $689.00MN |
| Animals and Plants Damaged by the Enviroment - 10 slides | $689.00MN |
| Tip 5/16"*** | $571.00MN |
| Funda para telescopio | $1,737.00MN |
| WindSonic Mounting Pipe Kit*** | $4,488.00MN |
| Penetrometer FT 40*** | $8,184.00MN |
| Human Body Normal Tissues (Part 1) - 10 slides | $689.00MN |
| Glow 3D Dinosaur*** | $127.00MN |
| Atlas cosmico*** | $170.00MN |
| "Academy" Microscope 1000x*** | $10,338.00MN |
| Glow Planets & Super Nova 100 pcs. | $306.00MN |
| Rain-gauge | $451.00MN |
| Binocular UpClose G2 20×50 | $1,818.00MN |
| Glow Moon & Star | $190.00MN |
| 'Klima Logger' professional thermo-hygrometer with data logger*** | $8,121.00MN |
| Glow Planets & Super Nova 20 pcs | $136.00MN |
| Filtro Solar de 125mm de D.I.*** | $928.00MN |
| COMPRO POCKET TRANSIT*** | $9,635.00MN |
| Altimeter/Barometer*** | $3,219.00MN |
| Glow 3D Solar System | $129.00MN |
| Tip 1/4"*** | $571.00MN |
| Enviro battery | $292.00MN |
| CR1000X Datalogger para medida y control*** | $72,531.00MN |
| Barra para telescopio en paralelo tipo vixen*** | $1,648.00MN |
| Inhabitants of Polluted Waters - 10 slides*** | $704.00MN |
| Filtro Solar de 100mm de D.I.*** | $696.00MN |
| WatchDog Model 2475 Plant Growth Station*** | $23,734.00MN |
| Analogue Thermo-Hygrometer | $732.00MN |
| Binocular SkyMaster 25x70mm*** | $4,794.00MN |
| Analogue Indoor-Outdoor Thermometer | $120.00MN |
| bottle catamaran | $393.00MN |
| 6-Plate Solar Radiation Shield*** | $5,811.00MN |
| Stereo Microscope CRYSTAL PRO 7.5-45x*** | $51,072.00MN |
| dovetail plate for Vixen-style mounts | $475.00MN |
| Digital maxima-minima thermometer with alarm | $728.00MN |
| Herramienta Multi-funcional de llavero Micro Max 19 en 1*** | $601.00MN |
| Large Binocular Tripod L-Adapter | $362.00MN |
| Glow Mini Stars | $115.00MN |
| WatchDog Model 2425 Plant Growth Station*** | $16,220.00MN |
| Upclose G2 10X50 Porro Binocular*** | $1,733.00MN |
| Penetrometer FT 10 | $8,184.00MN |
| Glow Solar System Mobile Making Kit*** | $260.00MN |
| Outland X 10x42 Binoculars*** | $4,143.00MN |
| Barra tipo Vixen 10" | $603.00MN |
| myMET | $3,728.00MN |
| Glow Star | $104.00MN |
| Structure of Vegetables - 10 slides | $704.00MN |
| Hourglass | $399.00MN |
| Penetrometer FT 30*** | $8,184.00MN |
| Mag Lev Train Model*** | $417.00MN |
| Animal reproduction - 10 slides | $689.00MN |
| Leica TRI 100 Tripod | $3,108.00MN |
| 12 V Power Supply with Charging Regulator and 7 Ah Rechargeable *** | $16,349.00MN |