"I Spy Pi" Math Headband - Child fabric_100-cotton video game ghosts dart and

video game ghosts dart and dash across the screen

Made of a stretchy material often used for bathing suits

she'll proudly sport her Election Day "sticker" - reminding everyone that she is the future of the United States of America

just right to keep the wispies in check for little hackers and engineers

Lizard's leg and owlet's wing

"I Spy Pi" Math Headband - Child fabric_100-cotton video game ghosts dart andWith this design, the delight is in the details AND the big picture. Up close, tiny mathematical symbols, diagrams, and numbers swirl around in pink and purple. But take a few steps back and a bigger picture emerges its the symbol for Pi, formed out of the negative space.