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  • Our Award Bling | We have been recognized by Homeschool Base,, the American Library Association, and the American Association of School Librarians.
  • Hands-on Science in the Hospital | Check out our new series on hands-on science activities for patients in Children's Hospitals. Learn about what to try in this challenging environment.
  • Explore our Topic Pages |  Not sure where to start searching? Try browsing activities organized by popular subjects and frameworks.
  • Blast Off with Space Chef | Download our new app for iPhone/iPad to help kids learn about healthy food choices and simple recipes.

Welcome to the New howtosmile

Search over 3,500 of the very best science and math activities on the web. Find handpicked activities from your favorite science museums, public television stations, universities, and other educational organizations. All activities are available to anyone, free of charge. Start searching now and filter by age, material costs, and learning time to find exactly what you need for your class, educational program, or family.

After 5 years online, and serving almost one million individual web visitors, we have launched a new responsive website that you can use on any size screen. Let us know what you think about the new streamlined howtosmile by emailing us at

Curated Topic Pages

Latest Blog Post

Homeschool Base names as one the best educational websites in 2018.

by: darrell porcello | 2.7.2018

The new year brings another award for howtosmile. Homeschool Base, the internet's largest volunteer driven homeschooling website, has named as one of the top 10 educational websites for math, and included the website in their best 100 educational websites for 2018.