Free 3rd Grade Science Worksheets for Teachers

3rd grade weather or climate sort: label five sentences, from tomorrow's snow to Florida summers, then draw and describe your local climate. With answer key.

Label a weather station for 3rd grade science: thermometer, wind vane, rain gauge, anemometer, and barometer from a word bank, with a lettered answer key.

Sort 16 travel clues, from the Sahara to snowy owls, into polar, temperate, desert, and tropical zones. A 3rd grade world climates sheet with answer key.

A six-word weather and climate crossword for 3rd grade: forecast, weather, drought, season, climate, and hazard, with letter counts and an answer key.

Guided notes on weather hazard solutions for 3rd grade: shutters, tornado shelters, levees, and lightning rods, plus a design claim. Answer key included.

Reading weather graphs for 3rd grade: a fall temperature table, spring rainfall bar graph, and snowy-day pictograph, with 11 questions and a worked answer key.

3rd grade forces starter: label three pictures as a push or pull, then answer two magnet questions on iron nails and North and South poles.

Match 10 magnet and static electricity actions to their effects, from paper clips to charged balloons, then solve a toy train puzzle. 3rd grade, 3-PS2-3.

Tug-of-war exit slip for 3rd grade forces: predict the rope's motion, decide if forces are balanced or unbalanced, and rate the day. Three slips per page.

Home magnet design challenge for 3rd grade: find five magnets, define a problem with criteria and constraints, sketch a solution, and explain how it works.

Predicting patterns of motion for 3rd grade: seesaws, swings, and a pendulum data table with 4 swings in 10 seconds. Includes answer key and sentence frames.

Balanced and unbalanced forces cloze for 3rd grade: fill 12 blanks about tug of war, a toy box, and gravity from a word bank. Full answer passage included.

3rd grade life cycles sheet: label egg mass, tadpole, froglet, and adult frog, name the butterfly's hard-shell stage, and compare it with a mammal's life cycle.

Sort 16 plant and animal labels, from "Puppy is born" to "Flower dries up," into birth, growth, reproduction, and death. 3rd grade, with model answers.

Frog life cycle reading passage for 3rd grade: from frog spawn to adult frog, with eight questions on evidence, metamorphosis, and sequencing. Key included.

Compare frog and butterfly life cycles: sort nine statements, from tadpoles to chrysalis rest, into frog, butterfly, or both. 3rd grade, 3-LS1-1, with key.

Label the butterfly life cycle for 3rd grade: egg, caterpillar (larva), chrysalis (pupa), and adult butterfly from a word bank, with a lettered answer key.

Life cycle mind map for 3rd grade: seven branches on birth, growth, reproduction, death, plant life, animal life, and an organism of the student's choice.

3rd grade inherited traits sheet: match baby animals to a bear, cow, or chicken and name a shared trait, then find how three kittens are alike and different.

Match four animal parents to their young, then four parent plants to offspring with slight variations. 3rd grade traits practice for 3-LS3-1, with key.

Sort 16 trait cards, from brown eyes to dyed blue hair, into inherited or acquired traits. 3rd grade science for 3-LS3-2 with reflection questions and key.

KWL chart for a 3rd grade traits unit: record what students know and want to know about inherited traits and the environment, then what they learned.

32-question 3rd grade inheritance and variation test: multiple choice, true or false, dog and sunflower data tables, and written answers. Answer key included.

Interpreting trait data for 3rd grade: a dog family table, a pea plant flower bar graph, and a bird beak table, with 12 questions and an answer key.