In this online interactive biology crossword puzzle activity, students use the 5 clues to find the appropriate answers to complete the word puzzle.

In this digestive system learning exercise, students complete a crossword puzzle by figuring out the vocabulary words associated with the 21 clues given.

In this scientific methods worksheet, students will review the steps necessary in testing a hypothesis including the types of reasoning and variables involved. This worksheet has 6 terms in a crossword puzzle and 4 fill in the blank...

For this ecosystems worksheet, students complete a crossword puzzle with 35 questions about the different types of ecosystems and organisms in them.

In this fish worksheet, students will use fish characteristics vocabulary words to fill in the blanks of 3 statements and a crossword puzzle.

In this invertebrate worksheet, students will review 11 vocabulary words associated with the characteristics of echinoderms and invertebrate chordates. This worksheet is a crossword puzzle.

In this DNA technology worksheet, students will review 12 vocabulary words relating to the uses and results of DNA technology in this crossword puzzle.

For this virus and bacteria worksheet, students will review 7 terms associated with bacteria and viruses by completing a crossword puzzle. Then students will place 9 vocabulary words in a table as either a bacteria or virus related term.

In this cell reproduction worksheet, students review the parts of the cell involved in cell reproduction plus the different phases of cell division. This worksheet has 5 terms placed in a crossword puzzle and 3 fill in the blank questions.

In this evolution worksheet, students review 9 terms associated with the evolution of primates. Students place 6 terms into a crossword puzzle and 3 terms into fill in the blank statements.

In this mollusk and segmented worm activity, high schoolers will review 7 vocabulary words associated with these groups of organisms by completing a crossword puzzle.