To learn more about how and for what purposes Amazon uses personal information (such as Amazon Store order history), please visit our Privacy Notice. GUM Soft-Picks glide effortlessly between teeth, safely removing plaque and food particles. GUM SOFT-PICKS ADVANCED helps remove the food residue and plaque hidden between your teeth thanks to soft, flexible rubber bristles that comfortably slide. You can change your choices at any time by visiting Cookie Preferences, as described in the Cookie Notice. Click ‘Customise Cookies’ to decline these cookies, make more detailed choices, or learn more. Third parties use cookies for their purposes of displaying and measuring personalised ads, generating audience insights, and developing and improving products. Engineering & technology load distribution & building structures. Science & math physics & shape comparison. Straws, Stirrers & Toothpicks Table Covers To-Go Containers & Boxes Disposables View Savings Event. The Challenge: Using 10 gumdrops and 20 toothpicks, design a structure that can hold the weight of a large textbook. Since toothpicks are limited in their ability to reach between your teeth, we (dentists) recommend. This includes using first- and third-party cookies, which store or access standard device information such as a unique identifier. Add a time limit, how high the book has to be off the table, or assign material costs. When used excessively or improperly, toothpicks might scrape or damage your sensitive gum tissue. If you agree, we’ll also use cookies to complement your shopping experience across the Amazon stores as described in our Cookie Notice. We also use these cookies to understand how customers use our services (for example, by measuring site visits) so we can make improvements. We use cookies and similar tools that are necessary to enable you to make purchases, to enhance your shopping experiences and to provide our services, as detailed in our Cookie Notice.