User login

  • 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.
  • Our Award Bling | We have been recognized by, the American Library Association, and the American Association of School Librarians.

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

Doing Hands-on Science Activities in a Children’s Hospital #2: Classroom Activities vs Bedside Activities

by: FrankKusiak | 4.28.2016

Before arriving at the children’s hospital, you’ll need to prepare hands-on science for two main venues: the classroom and the bedside (Although I have considered the waiting room a possibility, it is a busy space and may not be suitable for hands-on science as you’re competing with staff for parents attention, creating sound, and other distractions that may negatively impact the hospital’s performance.). The basic difference between the bedside and classroom is simple. With the classroom, kids come to you and for bedsides, you go to them. Each have their own challenges. This post will talk about the challenges and advantages of presenting hands-on science in the hospital classroom.