Free Printable Elementary Astronomy Activities

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Sun, Moon and Stars Crossword Puzzle

Sun, Moon, and Stars crossword puzzle for Grades 2–4. Vocabulary includes planets, constellations, and celestial objects from our solar system.

Zodiac Signs Word Search

Zodiac signs word search for Grades 4–6. Find 15 hidden words including Sagittarius, constellation, and horoscope in this astronomy-themed puzzle.

Sopa de Letras Galactica Word Search

Spanish-language astronomy word search for Grades 3–5. Find 15 hidden words including planeta, espacio, estrellas, and gravedad in a circular grid.

Chapter 7 Review: Our Star

Printable 5th grade science review worksheet on the sun covering solar eclipses, solar flares, sunspots, and the sun's role in supporting life.

The Solar System Word Search

Solar system word search for Grades 3–5. Find 15 hidden words including Mercury, Jupiter, Saturn, and nebula in this astronomy vocabulary puzzle.

Solar Eclipses Lesson

Printable 4th grade science worksheet on solar eclipses: matching definitions and short-answer questions about moon, sun, and eclipse types.

The Moon: Rhyming and Coloring Activity

Printable science worksheet for early readers about life on the moon, with rhyming completion and coloring activities using vocabulary words.

Moon Phases Coloring and Questions

Printable elementary science worksheet on moon phases: students color the moon's lit and dark portions and answer yes/no questions about lunar visibility.

The Moon: Worksheet

Printable science worksheet on the moon: students complete fill-in-the-blank sentences about the moon and Earth, and answer questions about whether life can exist on the moon.

What We See in the Night Sky

Printable early-elementary science worksheet with yes-or-no questions about the night sky, planets, the moon, and stars.

Night Sky: Planets Vocabulary and Coloring

Printable early-elementary science worksheet: students fill in vocabulary words about planets, learn that planets don't make their own light, and color Earth, Mars, and Venus.

Stars and the Sun: Fill-in-the-Blank Activity

Printable science activity for early elementary: students read about stars and the sun, then complete fill-in-the-blank sentences and a rhyming prompt.

Sistema Planetario Word Search

Spanish-language solar system word search for Grades 3–5. Find 16 hidden words including planets, asteroids, and Moon (Luna) and atmosphere (atmósfera).

Sistema Solar Word Search

Spanish-language solar system word search for Grades 3–5. Find 16 hidden words including planeta, rotación, eclipse, and galaxias.

Classify and Identify Objects in the Solar System

Printable 5th grade science worksheet on classifying solar system objects: planets, comets, asteroids, and moons by their characteristics.

Space Center Houston Word Search

Space Center Houston word search for Grades 3–5. Find 20 hidden words about NASA, the Apollo program, and spacecraft, including astronaut, moonwalk, and discovery.