In addition to keeping your earl gray piping hot or your iced chai cool and refreshing

Give one to your favorite foreign exchange student

or keep track of your experiment schedule with these fun lab-inspired tear-off pads

Each ring marks a year in the tree's life that scientists can use to understand how the climate has changed in a region

Use it to take astronomical data or as a spot to sketch ideas for improved space craft

Nocturnal Notes Size:Circle In addition to keeping yourSticky notes in dark mode. Get creative with your stationery accessories with these nocturnal notepads! There are three sizes and styles to choose from: Classic square (3" x 3" 50 sheets) Circle (3" 50 sheets) Strips (1. 25" x 3" 50 sheets each strip).