Halls Carriage with Universal Smartphon
$17.86
Sale price
$17.86
Regular price
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Utilize the power of your smartphone with this unique Hall’s Carriage. The secure clip holds your smartphone securely for motion experiments. Using an app of your own choosing, you can graph acceleration and velocity. Includes activity guide.
Halls Carriage with Universal Smartphon
$17.86
Sale price
$17.86
Regular price