18 Free 4th Grade Word Search Puzzles (Printable PDFs)

Eighteen free 4th grade word searches, each a printable PDF with the answer key on page two. The topics come straight out of the 4th grade classroom: states and capitals, explorers, electricity, ecosystems and more.

Half the collection follows the curriculum; the other half follows the calendar, with a puzzle for every season and school holiday.

Print PDF 4th Grade Back To School Word Search

4th Grade Back To School Word Search

15 words to find, starting with PRINCIPAL and HIGHLIGHTER.

Print PDF 4th Grade Christmas Word Search

4th Grade Christmas Word Search

Hunt down CELEBRATION, CANDLES and 13 more hidden words.

Print PDF 4th Grade Ecosystems Word Search

4th Grade Ecosystems Word Search

Find all 10 words, including DECOMPOSER and SHELTER.

Print PDF 4th Grade Electricity Word Search

4th Grade Electricity Word Search

Hunt down CONDUCTOR, SWITCH and 8 more hidden words.

Print PDF 4th Grade Explorers Word Search

4th Grade Explorers Word Search

From SETTLE to DISCOVER, 10 words are hiding in this grid.

Print PDF 4th Grade Fractions And Decimals Word Search

4th Grade Fractions And Decimals Word Search

From IMPROPER to DENOMINATOR, 10 words are hiding in this grid.

Print PDF 4th Grade Geometry Word Search

4th Grade Geometry Word Search

10 words to find, starting with ACUTE and PARALLEL.

Print PDF 4th Grade Grammar Word Search

4th Grade Grammar Word Search

Find all 10 words, including HOMOPHONE and SYNONYM.

Print PDF 4th Grade Halloween Word Search

4th Grade Halloween Word Search

From GHOULISH to FRIGHTENING, 15 words are hiding in this grid.

Print PDF 4th Grade Math Word Search

4th Grade Math Word Search

Hunt down COMPUTATION, FRACTION and 13 more hidden words.

Print PDF 4th Grade Science Word Search

4th Grade Science Word Search

Can you spot ELECTRICITY, ECOSYSTEM and HYPOTHESIS?

Print PDF 4th Grade Spring Word Search

4th Grade Spring Word Search

10 words to find, starting with PUDDLE and RAINFALL.

Print PDF 4th Grade States And Capitals Word Search

4th Grade States And Capitals Word Search

10 words to find, starting with COAST and CAPITAL.

Print PDF 4th Grade States Of Matter Word Search

4th Grade States Of Matter Word Search

Find all 10 words, including EVAPORATE and SOLID.

Print PDF 4th Grade Summer Word Search

4th Grade Summer Word Search

From BARBECUE to SANDCASTLE, 15 words are hiding in this grid.

Print PDF 4th Grade Thanksgiving Word Search

4th Grade Thanksgiving Word Search

From NOVEMBER to CELEBRATION, 15 words are hiding in this grid.

Print PDF 4th Grade Weather And Climate Word Search

4th Grade Weather And Climate Word Search

10 words to find, starting with FORECAST and PRECIPITATION.

Print PDF 4th Grade Winter Word Search

4th Grade Winter Word Search

Can you spot EVERGREEN, SLIPPERY and HIBERNATE?

Topics Straight From the 4th Grade Curriculum

Fourth grade is famously the year of state studies, so the States and Capitals puzzle anchors the set. The Explorers puzzle carries the other big social studies unit. In science, 4th graders typically cover energy and matter — hence Electricity (CIRCUIT, CURRENT, VOLT) and States of Matter (SOLID, LIQUID, VAPOR) — plus Ecosystems and Weather and Climate. Math gets Fractions and Decimals and Geometry, and Grammar keeps language arts in the mix.

Vocabulary Is the 4th Grade Battleground

Reading researchers call it the fourth-grade slump: texts suddenly fill with academic vocabulary, and students who can decode but do not know the words fall behind. That makes this the grade where vocabulary exposure counts most. A word search will not teach a child what PRECIPITATION means on its own — but it guarantees they have processed the word closely before it appears in a test question, which makes the definition easier to attach.

How Teachers Use These Worksheets

The States and Capitals grid is a natural companion to the map-labelling work every 4th grade does. Science teachers use the Electricity and States of Matter puzzles as vocabulary previews before a unit, or as review the day before an assessment. And the nine seasonal puzzles — back to school through summer — are reliable early-finisher work all year long.

More Free Printable Word Searches

Students who finish these 4th grade puzzles often move up to our 5th grade word searches for a bigger challenge, or step back to the 3rd grade set for a quicker warm-up. You can also browse our full library of printable word searches, organized by theme, season, and difficulty.

For seasonal classroom activities, start the year with our back to school word searches, then try our Christmas word searches and Halloween word searches — every grade level here includes both. Science fans will find more topic practice in our science word searches, and our geography word searches pair well with social studies units. Need a puzzle built around this week’s exact spelling list? Make your own in seconds with our free word search maker, or browse every word search on the site.