| Barometric Pressure Sensor Std.*** | $11,136.00MN |
| Quantum Light Sensor*** | $10,130.00MN |
| Irrigation On/Off Sensor*** | $5,678.00MN |
| pH 4 Standard - 250mL*** | $761.00MN |
| Watermark Soil Moisture Sensor 20 ft*** | $2,750.00MN |
| Watermark Soil Moisture Sensor 11 ft*** | $2,245.00MN |
| Replacement EC Sensor for LAQUA Twin*** | $2,760.00MN |
| Quantum Light Sensor*** | $8,505.00MN |
| Flat Sensor, Replacement*** | $2,060.00MN |
| Silicon Pyranometer Sensor*** | $7,337.00MN |
| Mid Range Wireless - Transmitter*** | $10,902.00MN |
| UV Sensor*** | $8,353.00MN |
| Replacement Nitrate Sensor for LAQUA Twin*** | $5,174.00MN |
| SPNEC500 and 510 Sensor Replacement*** | $2,249.00MN |
| Software to activate Datalogger CM 1000*** | $6,032.00MN |
| External (Soil) Temperature Sensor - 20 ft. | $1,828.00MN |
| Mid Range Wireless - Base Station*** | $11,507.00MN |
| Plants Reproduction and Propagation - 10 slides | $715.00MN |
| Patological human tissues (Part 2) - 10 slides*** | $699.00MN |
| Inhabitants of Polluted Waters - 10 slides*** | $715.00MN |
| Structure of Vegetables - 10 slides | $715.00MN |
| Set for Teaching Biology (Part 2) - 10 slides | $715.00MN |
| The Wanderful World of a Drop of Water - 10 slides | $699.00MN |
| Animal reproduction - 10 slides | $699.00MN |
| Foodstuffs and their adulterations - 10 slides | $699.00MN |
| Human Body Normal Tissues (Part 1) - 10 slides | $699.00MN |
| Zoology: Invertebrate and Insects - 25 slides | $1,629.00MN |
| Patological human tissues (Part 1) - 10 slides | $699.00MN |
| Animals and Plants Damaged by the Enviroment - 10 slides | $699.00MN |
| Set for Teaching Biology (Part 1) - 10 slides | $715.00MN |
| Life in the Ground - 10 slides | $699.00MN |
| Fishes, frogs and amphibians - 10 slides | $715.00MN |
| Cell reproduction and development - 10 slides*** | $699.00MN |
| Lizards, birds and snakes - 10 slides | $699.00MN |
| Tropical Plants - 10 slides | $699.00MN |
| General Biology - 25 slides | $1,630.00MN |
| Set for teaching Sciences - 10 slides | $715.00MN |
| 2in Male - 1.25in Female Reducer*** | $751.00MN |
| Eyepiece Holder (1.25")*** | $1,314.00MN |
| 1.25" Orion Basic Rack-and-Pinion Focuser | $1,127.00MN |
| Zero Image Focuser*** | $8,804.00MN |
| Telescope 10" LX90-ACF*** | $109,895.00MN |