Gizmos offers hundreds of interactive online simulations (called GIZMOS) for math. GIZMOS are fun, easy to use, and can help you develop a deep understanding of mathematical concepts through exploration. Using GIZMOS you can take measurements, record data, calculate, experiment and graph information quickly making math concepts easier to understand. Access Information: Licensed through your school; password access required for students Gr. 7-12; free 30-day trial available. Login at Each ExploreLearning class has a unique Class Code for you to create an account. If you do not know your Class Code, please consult your teacher.