Curated OER
Elements
In this elements worksheet, students write the electron configurations for given elements. Students describe ionization energy and electron affinity and the periodic trends for both. This worksheet has 20 short answer questions.
Curated OER
Proteins Word Search Puzzle
In this biology learning exercise, middle schoolers look for the words in the puzzle that are related to the theme of the word search. Spelling skills are worked on.
Curated OER
Diffusion an Osmosis
In this crossword puzzle worksheet, students read the clues that relate to diffusion and osmosis. Students then complete the 20 question crossword using the given clues.