Level 16	Level 17	Level 18	Level 19	Level 20
argue angry course welcome ocean reptile solid liquid amphibian sentence rotate oxygen air vapor weather temperature measure picture vacation suppose different vane gust vain thermometer	breeze storm lightning licking tale mountains commanded shivering silver demanded thunder barrel natural perfectly matter energy reflected television telephone electricity shadow vibrate hydrogen aeronaut departure	thousands hundreds jolt flight stomach muscles heart mouth throw throat squeeze brain nerves messages healthy skeleton protect injury frown exercise poison detector knees changed stranger	touch operator scientist parent feathers mammals describe branches dinosaur million dull stripe fossils alligator tadpoles cones pollen sprout break tiny head strip heavily scrolls mammoth	selection challenging meadow registered crouched hauled lovely jewelry where reach terrible happening polishing delightful delicious themselves qualified absolutely rewarded works

Level 21	Level 22	Level 23	Level 24	Level 25
encouraging character importantly adventures respect pillars fairness responsibility excellent accomplish motion caring trustworthiness citizenship determine announcement designed concentrating ideas changes	direction automatically picture blurted attention appreciates covers knowing disagreed experience remembering measuring plain signs coughed demonstration cheery remarkable attitudes brace	feelings peacefully cooperation cooperate advantage exploration reserved throughout communities cities celebration represent community circumstance participate feeling paging playground homework discover page	seasoning experienced Des Moines opportunity located Nevada deliciously certainly situation Ames introduction interesting delicious connection Marshalltown illustration creative investigates illustrations surprising searched	quietly surprised quickly ruined circled discount restate anchored excitement chief murmured islands chef realizing possibilities arrangements assistant stubbornly twinkle consuming fidget