Discovering Optics Slate Gray this backpack is great for

this backpack is great for practice and enrichment to keep your child learning all summer long and better prepare for the school year ahead

and gradually becomes more complex as cards are played that change the rules

UPC: 710858001523

Sold as 2 packs for a total of 6 markers

Discovering Optics Slate Gray this backpack is great forMPN: 006607 UPC: 713757869317 No matter how complicated a camera, a telescope, or a microscope is, it consists of one or more of these basic elements: mirrors, lenses, and prisms. Explore the principles of reflection, refraction, and the physics of how light works as you discovery all about optics. Kit includes a flexible mirror (Bonus), cylindrical double concave lens, cylindrical double convex lens, small equilateral prism, small mirror, laser, 4