4M KidzLabz Mousetrap Racer Science Kit 85996

4M Mousetrap Racer Science Kit 85996

Description

JUST A SPRING AND A STRING: Zoom over 15 meters-that's 50 feet- with the simple mechanics of a spring and string! No need to worry about batteries. HOW DOES IT WORK?: The young engineer and scientist will soon discover how powerful a coiled spring can be in providing simple elastic, or stored energy. THEN WHAT?: Replace the four wheels with old CD's to see if you can go further or faster. LEARN FUN FACTS: What happens if the spring is twisted? How does a spring store energy? What do a mousetrap, clothes pin, and watch all have in common? JUST A SPRING AND A STRING: Zoom over 15 meters-that's 50 feet- with the simple mechanics of a spring and string! No need to worry about batteries. INCLUDED IN KIT: Front baseplate (narrow) with spring and wire frame installed, rear baseplate (wide) with axle and winding drum installed, adhesive foam, screws (12), set arm cap case (base and cover), set arm holder case (base and cover, short axle, string, small wheels (4), connecting rods, (2), winding arm, large wheels (4), sticker sheet. ADDITIONAL ITEMS NEEDED: Small Phillips head screwdriver and additional "wheels" if desired. Shipping Weight 15.00 ounces

UPC: 085761285996

* Collectors -If you are a collector we recommend the 'Mint' upgrade service. Search Mint upgrade in our store for more details.
* Items listed as New - guaranteed to be in new playable condition. Packages may have normal nicks, scuffs, package denting and edge wear from transportation. All new items ship from factory cases.
* Items listed as Used - please read details carefully. Packages may be resealed, defective, repairable or sold without packaging, missing paperwork, certificates or missing accessories.
* Manufacturer may randomly insert variants into factory cases or slightly change color scheme without notice and as a result may slightly be different than picture used. We do not accept requests for variants.

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