For this thermometric titration worksheet, students determine the concentrations of hydrochloric acid and ethanoic acid using a titration where they measure the temperature of the solution as they titrate. The equivalence point is found...

In this online interactive reading comprehension worksheet, students respond to 14 multiple choice questions about Tsao Hsueh-Chin's Dream of the Red Chamber. Students may submit their answers to be scored.

In this online interactive reading comprehension worksheet, students respond to 13 multiple choice questions based on St. Augustine's Confessions. Students may submit their answers to be scored.

ExploraVision is a highly interactive site for both educators and K-12 students. It encourages them to create and explore future technology by combining their imaginations with the tools of science. All inventions and innovations result...

Jelly Slice is a unique brain and puzzle game in which you use your fingers or mouse to slice the jelly and collect the stars through challenging levels. There is only one rule: Slice the jelly so that each slice contains only 1 star....