Projectile Launcher Clearance Laminated surface for use with

Laminated surface for use with dry erase marker provided

child-friendly tubes are permanently sealed

Stick on fridge as a daily exercise for children to rearrange and order the letters A-Z

and sugar etc

Projectile Launcher Clearance Laminated surface for use withAn ideal piece of apparatus for investigating the motion of projectiles. The apparatus can easily be clamped to a bench desk (clamp provided) and the angle of projection can easily be adjusted through 90. The angle is read by means of a plumb line that hangs past an angle measurer that is attached to the unit. Firing of the unit is obtained by releasing a spring loaded rod that acts against a large ball bearing (included).