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NW Foldable Push Cart with Convenient Handle Rollers 4-Wheel Cra


NW Foldable Push Cart with Convenient Handle Rollers 4-Wheel Cra


Product Specifications. Folded size: 15.6x3.6x17.5 inches Size before folding: 15.6x13.6x38.5 inches Weight: 7.48 pounds Color: Black , Lemon Yellow , Lake Green Product Features. 5 seconds fast folding does not take up space 65L large capacity, can be shopping / pulling water / loaded with pets / hanging fish / students pulling the book / slip baby / as a temporary seat / dining table, multi-functionalSelected new PP source material, the box is tight and durableBox using 3 sections of aluminum alloy telescopic trolley, according to the human body height, arbitrary adjustment length, Box left and right sides of the snap lock design, when unfolded can be firmly stuck in the box, will not slide so that the box falls apart PP material folding shopping box, classic striped design, can be quickly folded in 5 seconds, convenient and easy to carry, can be placed in the trunk of the car, can be placed in the corner of the house. Save space. If you have any questions about your purchase, please contact us first and we will give you a satisfactory solution.

NW Foldable Push Cart with Convenient Handle Rollers 4-Wheel Cra

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International Year of Sound

The International Year of Sound is a celebration of sound and how it enters our lives in so many ways. Celebrate and get involved!

Fun Activities

Have fun learning about the science of sound! Check out these crafts, experiments, simulators and more!

Fields of Acoustics

Acousticians include engineers, physicists, speech and hearing scientists, architects, biologists, psychologists, linguists, mathematicians, oceanographers, computer scientists, and musicians. Explore fields of acoustics!

Meet Acousticians

Check out interviews, profiles, and biographies of acousticians to discover how they got their start, what their job entails, and some of the ups and downs of their careers.


Acoustics is the science of sound and someone who studies sound is called an acoustician. Use this website to explore and discover what real acousticians do. You might want to become an acoustician yourself! 

Learn more →

K-12 Students

Activities, Experiments, Simulators and more!

Middle School
High School

The Committee on Education developed this website for young people and educators who are interested in learning about sound and the scientists who study sound. This site has resources for students and educators, including games, science fair projects, acoustician profiles, and class activities.