Smithsonian Perpetual Motion Machine Boomerangs good sleep

good sleep

This ghost towel is here to save the day

Drown out petty complaints with Tiny Violin

we can think of so many badass women who have it going on

Share your love of Ypsilanti with your little ones by dressing them in this adorable onesie

Smithsonian Perpetual Motion Machine Boomerangs good sleepBuild a Perpetual Motion Machine powered by an invisible magnetic field! Ever wonder why scientists, engineers, and mathematicians have never been able to create such a machine without an external energy source like batteries? Explore different kinds of motion machines and understand why they didn't work. Learn about magnets and the First and Second Laws of Thermodynamics. Understand how batteries create the magnetic force to keep the machine