this grown-up version is ready to help you hydrate before a long day of mammalian observation

Use it to collect your research notes or to jot down observations in the field

let's honor it

this Periodic Table Turkish Towel is here so you can wrap yourself in the elegance and organization of a quintessential chemistry tool

Microbiology

The Ripple Mark Pen baking science this grown-up version is readyRipple marks are patterns left below moving water or wind, and by studying them, scientists can learn a lot about the area's geography. These patterns can tell us about the depth of water above the ocean floor or riverbed, which direction the flow of water or air was going, how fast, whether there were waves or storms, and a whole lot more. The Ripple Mark is a capped metal body pen with textures reminiscent of ripple marks. Use it to conquer your