Write up for an open-ended "popper" lab in which students use their kinematic equations to determine the launch velocity of a popper toy.
Popper toys can be found in a variety of places such as Amazon, CVS and Wal-Mart, as well as Oriental Trading.
CVS Spring Toys item number is SKU# 439412, bar code 50428 06656, "Spring Up & Catch Game", $2.99 each or 2/$5
Walmart item number is #ES-41035, 6 to a package for $2.98, called the "Sport Pop-Up Game", bar code 79940 41035
