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The Robotx Get Help from Simple Machines

Reading Level: Gr. 2-3    Interest Level: Gr. K-3
The Robotx are two small robots—RobbO and RobbEE— who spend their days exploring the technology of simple machines—and creating their own. Playful text and funny illustrations support information boxes and detailed photos to show young readers the mechanics of movement.


Pulling Up: The Pulley - HC
Pulling Up: The Pulley - HC
04171 | In Stock
$26.95CD
$21.56CD
 
Pressing Down: The Lever - HC
Pressing Down: The Lever - HC
04164 | In Stock
$26.95CD
$21.56CD
 
Sloping Up and Down: The Inclined Plane - HC
Sloping Up and Down: The Inclined Plane - HC
04195 | In Stock
$26.95CD
$21.56CD
 
Splitting Apart: The Wedge - HC
Splitting Apart: The Wedge - HC
04201 | In Stock
$26.95CD
$21.56CD
 
Winding Around: The Screw - HC
Winding Around: The Screw - HC
04218 | In Stock
$26.95CD
$21.56CD
 
Rolling Along: The Wheel and Axle - HC
Rolling Along: The Wheel and Axle - HC
04188 | In Stock
$26.95CD
$21.56CD
 
Pressing Down: The Lever - PB
Pressing Down: The Lever - PB
04225 | In Stock
$10.95CD
$10.95CD
 
Pulling Up: The Pulley - PB
Pulling Up: The Pulley - PB
04232 | In Stock
$10.95CD
$10.95CD
 
Rolling Along: The Wheel and Axle - PB
Rolling Along: The Wheel and Axle - PB
04249 | In Stock
$10.95CD
$10.95CD
 
Sloping Up and Down: The Inclined Plane - PB
Sloping Up and Down: The Inclined Plane - PB
04256 | In Stock
$10.95CD
$10.95CD
 
Splitting Apart: The Wedge - PB
Splitting Apart: The Wedge - PB
04263 | In Stock
$10.95CD
$10.95CD
 
Winding Around: The Screw - PB
Winding Around: The Screw - PB
04270 | In Stock
$10.95CD
$10.95CD
 

Ebooks cannot be ordered online. To order, please contact customer service by phone at 1-800-387-7650 or by emailorders@crabtreebooks.com. Learn more about Crabtree ebooks.
Pressing Down: The Lever - eBook
Pressing Down: The Lever - eBook
$40.43CD
$32.34CD
 
Pulling Up: The Pulley - eBook
Pulling Up: The Pulley - eBook
$40.43CD
$32.34CD
 
Rolling Along: The Wheel and Axle - eBook
Rolling Along: The Wheel and Axle - eBook
$40.43CD
$32.34CD
 
Sloping Up and Down: The Inclined Plane - eBook
Sloping Up and Down: The Inclined Plane - eBook
$40.43CD
$32.34CD
 
Splitting Apart: The Wedge - eBook
Splitting Apart: The Wedge - eBook
$40.43CD
$32.34CD
 
Winding Around: The Screw - eBook
Winding Around: The Screw - eBook
$40.43CD
$32.34CD