Learning Resources MicroPro Microscope Set. This comprehensive 48 piece microscope set contains everything young scientists need in order to view professional specimen slides, as well as providing them with the tools they need to create their own with their discoveries! The MicroPro offers 50x to 600x magnification, with a built in light and focussing wheel. This extensive microscope set is ideal for exploring science and technology subjects with hands-on learning. Requires 2 AA batteries (not included). Suitable for ages 8+