The Best Inventions of 2021
November 10, 2021 6:15 AM EST

SPECIAL MENTION: Nula, an app for working parents, is designed to make matters with nannies and babysitters more professional. Activity checklists, photo sharing and chat, and live location tracking help parents and childcare providers stay on the same page, and payment tracking with a direct-deposit option streamlines payments. Launching in early 2022, the app will be free, though Nula charges a 1.8% fee to use the payment feature. —Don Steinberg

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