In this box you will find 9 beakers filled with specimens and 2 empty magnifying glass beakers to fill and discover.
With these dual magnification beakers you can study the specimens at two different levels of magnification.
If you raise the small lens, the magnification is approximately twofold. If you lower it the magnification is approximately fourfold.
Nine different specimens are included, of which some were collected on the beach, some for example out of toothpaste, one filtered from a facial peeling, and one should demonstrate what plastic products are made of: