2 in 1 build a revvin race car then build a powerful atv over 370 knex rods connectors are included plus a battery powered motor build a super fast motorized race car then take it apart and build a po ...
Use classic knex pieces to build the transport chopper with motor build with the 341 pieces and turn on its motor to watch its chopper blades rotate working winch and opening cargo bay doorcombine wit ...
Ts easy to be passionate about winning but at logitech their passion is in the science that makes winning possible they build precise gaming instruments
Exact actuation cable pull is only compatible with sramroad and 10 speed mountain derailleurs made of carbon fibre magnesium titanium aluminium and composite independent brake and shifter lever reach ...
Designed for students to investigate a variety of concepts related to forces energy and motion these concepts are fashioned around rigorous stem content and national standards in science technology en ...
.png)
