PineCAR Racer Basic Car Kit (scouting car), includes wood block, wheels, hubcaps, two lead-free one-piece axles and four lead-free nail-type axles. Wheels and axles should be the same on all cars in a race. Block dimensions - 1 3/4in w x 7in l (4.44 cm x 17.7 cm)
Hall'S Car, Single, Can Be Used With An Inclined Plane, Weights, And Pulleys To Study Relationship Between Energy And Work. It Features A Molded One-Piece Body With A Central Well To Hold Additional Masses, Molded Wheels Have Sleeve Bearings
Air Puck, perfectly balanced and glides on a cushion of air for nearly frictionless motion across any smooth surface. Sturdy bumpers will survive collisions with walls, shoes, or other Air Pucks.
Spoke Pulley, ideal for use with photogates sensors. 65 mm diameter with spokes. Pulley, mounted on free running ball bearings with minimum friction. Mounted on a removeable rod of 150 x 10mm diameter
Collision In Two Dimensions, Consists Of A Curved Track With A Base At One End. On The Base Is A Support To Hold A Ball At The Proper Height For A Center To Center Collision, Consists Of 25Cm One Piece Track, 3 Balls 12mm Diameter, 2 Steel, 1 Glass And 1 Plumb Bob.