Double-Sided Hardwood Meter Stick with Horizontal Reading Type_Lab Jack driven by a 10 MHz

driven by a 10 MHz quartz oscillator across four operating modes and bundled with two photogates for physics timing experiments

75-inch plastic pulley adds a vertical force vector to glider motion for Newton's-second-law work

5x2-inch plastic enclosure with 4mm sockets

Thermal data-logging sensor covering a wide grade-level range

Sixty-five-atom advanced VSEPR kit at 220 total pieces with multifaceted atoms supporting trigonal

Double-Sided Hardwood Meter Stick with Horizontal Reading Type_Lab Jack driven by a 10 MHzDouble sided hardwood meter stick graduated in centimeters and millimeters with horizontal reading numerals and metal end caps for wear protection.