"Science Toolkit" is a 1985 educational program developed by Lauren Elliott, Scott Shumway, Gene Portwood, and Susan Meyers, and distributed by Broderbund Software. It requires a 64K Apple ][+ or later. This archive includes the master module and all 3 extension modules (originally sold separately): Speed & Motion, Earthquake Lab, and Body Lab. It includes a one-time backup utility (press Esc at the title screen) which has not been used.