Welcome to howtosmile

Search over 4,000 of the very best STEM 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 educational program, class, or family.

After launching in 2010, and serving millions of web visitors, howtosmile has become the largest and longest running online collection of STEM activities for educators and learners from all over the world. Let us know what you think and send any suggestions for new resources by emailing us at questions@howtosmile.org.

Latest Blog Post