Fill this Mathematical Musings notebook up with your most ingenious math models

Pack it full of everything you need for a day out on safari or in the lecture hall

and learning

designed to celebrate the fascinating world of these industrious pollinators

Impress your physical therapy clients while you enjoy a drink that says cold – or hot – all day

Woodland Forest 12 oz Steel Bottle Blank Fill this Mathematical Musings notebookFill this bottle with refreshing cold water and stay hydrated on your next hiking adventure, or pour some nice hot coffee and sip peacefully on your next camping trip. With a textured design for a unique tactile experience, this flask will keep your drink hot or cold until you're ready to enjoy it.