In this online percentages worksheet, students access the Library of Virtual Manipulatives web site and open the percentage tool. They use the online tool to complete 8 multi-step questions making graphical representations and finding...

Sixth graders gather and graph information regarding the pH of rain. Working cooperatively with an internet partner, 6th graders gather and record information about the pH of the rain in their local area. They graph this information...

Tenth graders experiment with detection techniques for black holes by modeling the rotation of galaxies with larger and larger masses in the center. They discover while some events cannot be directly observed they may be observable in...

Ninth graders practice pre-algebra and algebra skills by solving and entering the correct answers.

Learners explore the concept of graph theory. In this graph theory lesson, students participate in hands-on activities that enforce graph theory. Learners manipulate graph applets on the internet. Students create a graphical model of...

Tenth graders explore the role that collisions and near collisions of galaxies play in determining the shape of galaxies. They model the collision of disk shaped and spherically shaped galaxies.