Explore the power of thermodynamics with the Stirling Engine – Cupid’s Arrow. Watch the arrow spin and rotate in continuous motion when the bow is pulled back. This inventive and creative piece is an elegant way to learn about heat energy, making it a great decorative piece and educational toy.
Stirling Engine – Cupid’s Arrow
$34.25
-
Returns & Exchanges within 30 daysAny return for unsatisfied item(s) is available in 30 days
-
Worry-Free ReturnsSeller covers return shipping
-
Money Back GuaranteeA full refund within one week upon receiving your return
-
3-Month WarrantyCovering any possible defect in materials and workmanship