The Ripple Mark Pen Size_5.5" x 6" x 2.75" | 140 x 152 mm A celestial map unfolds before

A celestial map unfolds before you

so you can sip while musing on fertile soils and the diversity of life

What better way to take your morning brew than from a mug covered in microscopic things trying to cause your untimely demise

Soar through your meal prep with this ornithology-inspired tea towel close at hand

Impress your friends at the dig site with your awesome new Dinosaur Bones spiral notebook

The Ripple Mark Pen Size_5.5" x 6" x 2.75" | 140 x 152 mm A celestial map unfolds beforeRipple 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