Free Printable 4th Grade Engineering Activities

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471 activities

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Invent It! Build It! Pitch It!

Printable invention-design worksheet for Grades 4–5: students identify a problem, sketch a solution, name their invention, and pitch why others should buy it.

Inventors & Problem Solvers Word Search

Inventors & Problem Solvers word search for Grades 3–5. Find 20 words on STEM, innovation, and character traits like resilience, perseverance, and confidence.

Engineering and Design Thinking Crossword Puzzle

Engineering and design thinking crossword puzzle for Grades 3–5. Vocabulary covers prototype, innovation, blueprint, and the engineering design process.

Engineering the Elements: Power from Water

Printable Grades 2–5 science worksheet on hydropower and renewable energy with 10 fill-in-the-blank sentences using vocabulary like turbine, generator, and hydropower.

Boeing 777 Word Search

Boeing 777 airplane word search for Grades 4–6. Find 20 hidden words about aircraft, including fuselage, cockpit, turbine, and aviation, in a plane-shaped grid.

Boeing 757 Word Search

Boeing 757 word search for Grades 4–6. Find 20 hidden words about commercial aviation, including cockpit, fuselage, and jetliner, in a plane-shaped grid.

Boeing 747 Word Search

Boeing 747 aircraft word search for Grades 4–6. Find 21 hidden aviation words including jumbojet, fuselage, cockpit, and turbine in a plane-shaped grid.

Wheel and Axle Assignment

Printable elementary science worksheet for Grades 4–5 with six questions about wheels and axles, simple machines, and real-world applications.

Super Slurpers: Science Experiment on Polymers

Printable 4th grade science worksheet on polymers and super-absorbent materials, with 19 comprehension questions about sodium polyacrylate and its uses.

Procesos Tecnológicos Crossword Puzzle

Procesos Tecnológicos (technological processes) crossword puzzle in Spanish for Grades 4–6. Vocabulary includes herramientas (tools), materiales (materials), and fabricación (manufacturing).

Rocket Word Search

Rocket word search for Grades 4–6 with 19 hidden words about space exploration, including boosters, nosecone, thrust, and mission control.

Railroad Bridges Word Search

Railroad bridges word search for Grades 4–6. Find 20 hidden words on bridge engineering, including trestle, viaduct, suspension, and truss.

Steam Locomotives Word Search

Steam locomotive word search with 20 hidden words about trains and railroads. Find boiler, piston, smokestack, firebox, and more for upper elementary and middle school.

Inventions Word Search

Inventions word search for Grades 4–6 with 40 hidden words covering the lightbulb, telephone, airplane, and computer across human innovation history.

Bridges Word Search

Bridges word search for Grades 4–6. Find 15 hidden words on bridge engineering and construction, including suspension, caissons, cofferdam, and concrete.