Primary Science Jumbo Magnifiers, Set of 6 Jumbo Sized Wood Puzzle 2 inch thickness

2 inch thickness

Surface resists wear and tear of repeated tacking

linear and area measurement

The bolts only fit with the nut having the same shape

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Primary Science Jumbo Magnifiers, Set of 6 Jumbo Sized Wood Puzzle 2 inch thicknessObserve on a grand scale with our extra large magnifiers, sized perfectly for small hands. Supports life science explorations as children observe plants, animals and insects Features built in stands for hands free viewing Includes magnifiers in 6 different colors Plastic lenses measure 4. 5" in diameter each and offer 4. 5x magnification Each plastic magnifier measures 8"L Grades PreK+