| Brass Compass In Metal Tin Box*** | $962.00MN |
| Globo Terráqueo Traveler Antiguo | $1,053.00MN |
| TS33F-M Wireless remote temperature and humidity sensor | $541.00MN |
| Microscopio Monocular Biológico 40x,100x y 400x | $4,872.00MN |
| LumiVisor™ - LV-10 | $950.00MN |
| Tropical Plants - 10 slides | $689.00MN |
| (2x) Helping Hand Magnifier | $261.00MN |
| Glass Lens Magnifier 4" 1.85x*** | $85.00MN |
| CO2 Monitor AIRCO2NTROL COACH*** | $6,015.00MN |
| COMPRO POCKET TRANSIT COMPASS*** | $9,635.00MN |
| Poster Mapa del cielo | $74.00MN |
| MicroBrite Plus™ - 60-120x Pocket Microscope*** | $433.00MN |
| digital professional thermo-hygrometer | $4,636.00MN |
| Termómetro Digital TP101*** | $210.00MN |
| Self Sticking Car Compass | $70.00MN |
| FreeHand 2.5x | $711.00MN |
| Digital thermo-hygrometer*** | $1,473.00MN |
| Kestrel 5000 Environmental Meter*** | $8,685.00MN |
| Glass Lens Magnifier 3" 3x | $98.00MN |
| Galino liquid thermometer | $604.00MN |
| Kestrel 5000 Environmental Meter with LiNK*** | $10,956.00MN |
| SLIM LINE WEATHER STATION WITH ATOMIC CLOCK | $1,270.00MN |
| LumiLoupe 10x | $144.00MN |
| The Franklin World Globe*** | $2,055.00MN |
| The Wanderful World of a Drop of Water - 10 slides | $689.00MN |
| Glass Lens Magnifier 2" 5x | $63.00MN |
| Pocket Magnifier | $218.00MN |
| 255-620-A Automatic Refill System*** | $13,335.00MN |
| 3" Levitating Globe | $668.00MN |
| Kestrel 5400AG Cattle Heat Stress Tracker with LiNK + Vane Mount*** | $22,669.00MN |
| Kestrel USB Interface | $1,673.00MN |
| Kestrel 5500 Pocket Weather Tracker | $11,275.00MN |
| Brass Compass | $251.00MN |
| Class A Evaporation Pan*** | $52,696.00MN |
| Digital maxima-minima thermometer with alarm | $728.00MN |
| Termómetro Min/Max libre de Mercurio | $637.00MN |
| 12in Aztec Globe | $2,105.00MN |
| Orion Binocular Viewer for Telescopes | $10,513.00MN |
| WatchDog 3250 Wireless ET Station*** | $56,700.00MN |
| Geologic Compass - A | $2,098.00MN |
| Green Science- Grow-A-Maze | $309.00MN |
| Weather Station Mounting Tripod | $2,746.00MN |
| Soil Moisture Sensor, Vantage Pro and Vantage Pro2 | $1,893.00MN |
| WatchDog 3210 Wireless Temperature Alert*** | $38,618.00MN |
| MiniBrite 5x | $264.00MN |
| 2000 ppm Ca2+ Standard, 6 - 14mL bottles*** | $1,776.00MN |
| Suscripción Anual SpecConnect FieldScout Pro (8+ disp.)*** | $16,256.00MN |
| LAQUA Twin pH Meter*** | $4,198.00MN |
| Milwaukee CD611 Digital Conductivity Pen (EC)*** | $795.00MN |
| Microscopio para Celular | $272.00MN |
| Suscripción Anual SpecConnect FieldScout Pro (4 a 7 disp.)*** | $21,910.00MN |
| Milwaukee pH58 MAX Waterproof 3-in-1 pH/ORP/Temp Tester with Rep*** | $6,258.00MN |
| 150 ppm Ca2+ Standard, 6 - 14mL bottles*** | $1,575.00MN |
| HT-PRO Portable Hay Tester with Calibration Clip*** | $9,825.00MN |
| WatchDog 2000 Series Data Shuttle*** | $8,746.00MN |
| Penetrometer FT 02 | $6,547.00MN |
| DHT-1 Portable Hay Moisture Tester 24"*** | $8,303.00MN |
| Números y Estrellas Mayas | $226.00MN |
| Enviro battery | $292.00MN |
| Spec 9 Basic Software*** | $2,285.00MN |
| WatchDog Model 2450 Temp/RH Station*** | $19,321.00MN |
| ASI120MM*** | $6,016.00MN |
| HandHeld™ 2.5/5x | $123.00MN |
| Moon Poster | $110.00MN |
| Kidz Labs / Survival Sciencie Kit*** | $306.00MN |
| 6-Plate Solar Radiation Shield*** | $5,811.00MN |
| Portable Laser Leaf Area Meter*** | $204,836.00MN |
| MagniSheet*** | $288.00MN |
| Exploracion Lunar | $353.00MN |
| LAQUA Twin Potassium Meter*** | $12,951.00MN |
| Replacement Potassium Sensor for LAQUA Twin*** | $5,095.00MN |
| Milwaukee CD601 Digital Conductivity Pen (EC)*** | $795.00MN |
| Penetrometer FT 30*** | $8,184.00MN |
| Lava Lamp | $266.00MN |
| ezRead™ | $1,295.00MN |
| Magnet Science | $309.00MN |
| Suscripción Anual SpecConnect FieldScout Pro (1 a 3 disp.)*** | $5,654.00MN |
| Solar Power Package (WD)*** | $7,620.00MN |
| ENC16/18 Weather-Resistant Enclosure, 16 x 18 inches*** | $31,655.00MN |