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categories New Products Science Kits Alternative Energy Electrostatics Electricity Magnetism Measurement Power Supplies Mechanics     ·Force & Motion     ·Density     ·Engine Models     ·Pumps     ·Vortex Tubes Discharge Tubes Capacitors Heat Lab Supplies Temperature Wave Demo Sound Advanced Physics Light Miscellaneous Electrolysis X-Rays Clearance   User Login Returning Customer Secure Login   Order Status Track An Order         Air Blower, Adjustable Speed, Quiet Find out more! SS1702 $179.95 Air Track Kit, Complete with Blower & Photogate Timer Find out more! SS1700 $499.95 Archimedes Principle Demo Find out more! SS20154 $14.95 Balloon Recoil Car Find out more! SS20179 $12.95 Linear Air Track, Aluminum, 120cm Find out more! SS1701 $179.95 Ballistic Pendulum Tester Find out more! SS20129 $44.95 Diesel Engine Model Find out more! LC2256 $26.95 Diesel Engine Model & Air Compression Ignitor Combo Find out more! SS2233 $37.95 Gasoline Engine Model Find out more! LC2255 $26.95 Inclined Plane Find out more! SS2108 $19.95 Air Compression Ignitor, Fire Syringe Find out more! SS2253 $12.95 Free Falling Object Apparatus Find out more! SS20121 $129.95 Hall's Carriage or Hall's Cart Find out more! SS20147 $8.49 Hand Operated Vacuum Pump Find out more! SS30119 $19.95 Hooke's Law Apparatus Find out more! SS20142 $19.95 Magdeburg Hemispheres, Simple Find out more! SS20160 $3.49 Photogate Digital Timer, 4 Digit w/ 2 Photogates Find out more! SS20120 $159.95 Density Blocks, Set of 10 Find out more! SS20112 $24.95 OUT OF STOCK Loop-the-Loop Apparatus, Deluxe Triple Find out more! SS20125C $49.95 Maxwell's Wheel, Revolving Pendulum Find out more! SS20117 $28.95 Newton Speeder Pull n' Go Car Find out more! SS5311D $5.39 Pascal's Pressure Sphere Find out more! SS2111 $17.95 Density Blocks, Set of 3 Find out more! SS20113 $4.95 Balancing Bird Find out more! SS0096 $2.99 Hero's Steam Engine Find out more! SS13907 $19.95 Inertia Demonstrator Find out more! SS20128 $9.95 Newtons Cradle, Large Collision Balls Demo Find out more! SS20134A $29.95 Newtons Cradle, Small Collision Balls Demo Find out more! SS20134 $14.95 Vortex Tubes, Each Find out more! SS6455 $0.99 Communicating Vessels Find out more! SS20166 $9.95 << 1 >>   Home | Contact us | Privacy policy | Legal | Cart | Bookmark Website Copyright © 2009-2010 Lethan Corporation, All Rights Reserved.