Publisher: Online Science-athon

What is the Online Science-athon? The Science-athon offers students in grades 2-8 opportunities to discover the science in their daily lives. Presented as challenges, it asks students to investigate their world in ways that are engaging, fun, easy to do, and instructive.

The How Tall Am I?Marble Roll, and Catching Sunshine challenges result in data sent to an online database, and include the exploration of questions using displays of the data. Available free of cost online at