Calories are not tiny creatures that sew your clothes tighter every night, but what are they? A science lesson, presented at multiple levels, has learners experiment with heat, heat transfer, and graph the function over time....

Young scientists learn that seeing isn't necessarily believing when it comes to the states of matter. After performing a fun class demonstration that models the difference between solids, liquids, and gases, children complete a series of...

Scientists are always sorting and classifying objects based on their characteristics. In a hands-on learning activity, young space explorers work together to categorize solar system cards based on their properties. It is up to the...

In this mobile phone charges for ringtones worksheet, students read the article, answer true and false questions, complete synonym matching, complete phrase matching, complete a gap fill, answer short answer questions, answer discussion...

In this English worksheet, students read "Fleas Have Organ-Saving Antifreeze," and then respond to 47 fill in the blank, 7 short answer, 20 matching, and 8 true or false questions about the selection.