For this Mesozoic Era crossword puzzle worksheet, students examine the 12 clues in order to complete the puzzle with the words and names from this time period.

In this crossword worksheet, students, after researching different types of dinosaurs, complete a crossword puzzle involving twelve key clues about dinosaurs.

In this crossword puzzle, students complete a crossword puzzle related to dinosaurs, the era in which dinosaurs lived, and about other animals that lived during that time period.

Students examine natural and man-made threats to sea turtles. They create sea turtle mobiles while studying the range, environment, predators of and threats to sea turtles.

In this clam vocabulary worksheet, students recognize words that relate to clams. Students complete the word search by finding all of the nine clam words.