| WatchDog Model 2450 Temp/RH Station*** | $19,623.00MN |
| Soil Test Kit w/ 30 Samples - Sodium*** | $2,530.00MN |
| Brujula Krypton de colgar Negro | $61.00MN |
| Binocular SkyMaster 25x70mm*** | $4,869.00MN |
| GPS eTrex ® 10*** | $3,054.00MN |
| Inhabitants of Polluted Waters - 10 slides*** | $715.00MN |
| 4-20 mA Input Cable*** | $492.00MN |
| Cell reproduction and development - 10 slides*** | $699.00MN |
| FreeHand 2.5x | $361.00MN |
| Animals and Plants Damaged by the Enviroment - 10 slides | $699.00MN |
| Lenspen optics cleaning tool | $658.00MN |
| Field Scout Dual Solar/Electric Quantum Meter*** | $7,591.00MN |
| Quantum Light Sensor*** | $7,337.00MN |
| GPS MAP 65*** | $9,169.00MN |
| LumiLoupe 7x Stand Magnifier | $221.00MN |
| Lantastic Compass | $255.00MN |
| Milwaukee pH600AQ Digital pH Pen*** | $807.00MN |
| The Earth | $378.00MN |
| Doodling Robot*** | $357.00MN |
| Universal Console*** | $108,738.00MN |
| Replacement Nitrate Sensor for LAQUA Twin*** | $5,174.00MN |
| Enviro battery | $296.00MN |
| Temperature (Micro) Sensor | $2,164.00MN |
| WatchDog Model 2475 Plant Growth Station*** | $48,210.00MN |
| 0-2.5V DC Input Cable*** | $727.00MN |
| Cabled Vantage Pro2™ ISS*** | $12,441.00MN |
| UV Sensor*** | $8,353.00MN |
| Field Scout Quantum Meter*** | $6,322.00MN |
| GPS eTrex® SE*** | $4,062.00MN |
| Montura Ecuatorial Goto LX85 - Cap. 15kg*** | $38,432.00MN |
| MagniFlex Lamp Magnifier 2x/3.5x | $1,204.00MN |
| Microscopio Monocular Biológico 40x,100x y 400x | $4,948.00MN |
| Brújula minera*** | $2,535.00MN |
| SkyMaster 15x70 Binocular*** | $4,033.00MN |
| WaterScout Calibration Device*** | $2,160.00MN |
| Brújula Brunton GEO 5010*** | $18,686.00MN |
| Build Your Own Wind Turbine*** | $425.00MN |
| CO2 Monitor*** | $22,729.00MN |
| The Wanderful World of a Drop of Water - 10 slides | $699.00MN |
| Filtro Solar de 90mm de D.I.*** | $648.00MN |
| Soil K+ Kit w/30 Samples*** | $1,424.00MN |
| LAQUA Twin Sodium Meter*** | $12,628.00MN |
| Replacement Calcium Sensor for LAQUA Twin*** | $5,174.00MN |
| Rino® 700*** | $9,168.00MN |
| Oceana 7x50 Marine | $8,044.00MN |
| CONVENTIONAL POCKET TRANSIT*** | $13,646.00MN |
| Digitarium Portable Dome 5m*** | $244,635.00MN |
| WaterScout SM 100 Sensor - 6ft(1.8m)*** | $2,320.00MN |
| Filtro Solar de 150mm de D.I.*** | $1,414.00MN |
| Watermark Soil Moisture Sensor 11 ft*** | $2,245.00MN |
| Digitarium® Lambda Plus Fixed Digital Planetarium System*** | $2,766,987.00MN |
| LED LIGHTED Full-Page, Paper-Back Book Light | $662.00MN |
| *** | $1,397.00MN |
| Penetrometer FT 10 | $8,311.00MN |
| Brass Compass In Metal Tin Box*** | $326.00MN |
| LAQUA Twin Calcium Meter*** | $14,373.00MN |