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Unlock your child’s potential with our Critical Thinking Science Worksheets for ages 5-9. Designed to stimulate young minds, these worksheets cultivate essential analytical skills through engaging scientific activities. From experiments and observations to problem-solving tasks and creative questions, each worksheet is crafted to boost curiosity and cognitive development. Perfect for at-home learning or classroom use, our resources empower children to ask questions, make predictions, and draw conclusions. Equip your young learner with the foundational tools for academic success and a lifelong love for science. Discover the joy of learning with Kids Academy’s critical thinking science worksheets today!


Check out this FREE Trial Lesson on Science for age 5-9!

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Matter: Assessment 1 Worksheet
Matter: Assessment 1 Worksheet

Matter: Assessment 1 Worksheet

Have your children learn that anything that has weight and takes up space is matter. Examples include buses, tables, people, animals, and more. Use this worksheet to help them identify the objects and circle the soft, red, and small one; the liquid; and the smooth, black, and round one.
Matter: Assessment 1 Worksheet
Worksheet
Amphibians vs Reptiles Worksheet for 3rd Grade
Amphibians vs Reptiles Worksheet for 3rd Grade

Amphibians vs Reptiles Worksheet for 3rd Grade

Let your 3rd grader challenge themselves and have fun by distinguishing between reptiles and amphibians. With this cool worksheet, they'll explore vivid pictures and learn about these fascinating creatures!
Amphibians vs Reptiles Worksheet for 3rd Grade
Worksheet
Engineering a Solution: Comparing Pros and Cons Worksheet
Engineering a Solution: Comparing Pros and Cons Worksheet

Engineering a Solution: Comparing Pros and Cons Worksheet

Help our little engineers assist the engineer in making a decision! They will solve the equations using greater than, less than, and equal to, and then decide the best solution for the problem using the pros and cons of each.
Engineering a Solution: Comparing Pros and Cons Worksheet
Worksheet
Sorting Animals in 3 Groups Worksheet
Sorting Animals in 3 Groups Worksheet

Sorting Animals in 3 Groups Worksheet

Let your kids practice and build skills for future Venn Diagrams with this PDF worksheet. They'll trace lines to match and group animals, and learn the differences and similarities of animals by categorizing with pictures and words. Plus, it's a great way to develop fine motor skills.
Sorting Animals in 3 Groups Worksheet
Worksheet
The Ant and The Grasshopper Worksheet
The Ant and The Grasshopper Worksheet

The Ant and The Grasshopper Worksheet

Does your child know about insects? If they're a nature lover or scared of them, use this worksheet to learn more. Read each of the questions and help them fill in the yes or no boxes. This may help them become less scared of insects.
The Ant and The Grasshopper Worksheet
Worksheet
Am I a Mammal or Bird? Worksheet
Am I a Mammal or Bird? Worksheet

Am I a Mammal or Bird? Worksheet

We categorize animals into groups such as mammals, birds, reptiles, etc. This worksheet helps kids understand the difference between birds and mammals. Read through the clues and think about each one. Then decide if it describes a bird or mammal, check the box and complete!
Am I a Mammal or Bird? Worksheet
Worksheet
Herbivorous animals worksheet
Herbivorous animals worksheet

Herbivores Printable

Strengthen their vocab with these fascinating creatures, as they explore an intriguing aspect of beloved animals.
Herbivores Printable
Worksheet
Studying Fossils Worksheet
Studying Fossils Worksheet

Studying Fossils Worksheet

Fossils captivate children! It's no wonder why; when we learn about them, we are getting a glimpse into history and uncovering old mysteries! With this free download, kids will understand what a paleontologist is and how they use fossils to learn about long-gone plants and animals. They'll discover that old bones are priceless and that exploring ancient history can be exciting!
Studying Fossils Worksheet
Worksheet
Space Suit Printable Worksheet
Space Suit Printable Worksheet

Space Suit Printable

Space Suit Printable
Worksheet
Thorns and Spikes Worksheet
Thorns and Spikes Worksheet

Thorns and Spikes Worksheet

Can your students name and identify the plants and flowers in this worksheet? Ask them to read out the names and circle the ones with spikes or thorns. Help them appreciate nature's beauty and understand how plants protect themselves.
Thorns and Spikes Worksheet
Worksheet
Guess the Season Worksheet
Guess the Season Worksheet

Guess the Season Worksheet

Winter and summer bring different weather! Help kids recognize the changes with this free Kids Academy PDF worksheet. Students read each description, look at the pictures, and check the box next to the season depicted. Make learning fun and easy with interactive activities.
Guess the Season Worksheet
Worksheet
Types of Weather Worksheet
Types of Weather Worksheet

Weather Worksheet

Weather Worksheet
Worksheet
Thomas Edison’s Invention Arrays Worksheet
Thomas Edison’s Invention Arrays Worksheet

Thomas Edison’s Invention Arrays Worksheet

Test your students' knowledge on history by asking them what Thomas Edison invented. If they get the right answer, provide more information on other inventors. Check out this printout of Edison's light bulb inventions laid out in arrays. Get them to match each array to the correct multiplication fact.
Thomas Edison’s Invention Arrays Worksheet
Worksheet
Mountain Animals Worksheet
Mountain Animals Worksheet

Mountain Animals Worksheet

Is mountain wildlife amazing? Fact or fiction? Help your child sharpen critical-thinking skills with this engaging worksheet. Featuring a fun nonfiction passage about animals like bears and goats, your child will read through the text and identify each statement as fact or fiction. Perfect for boosting reading comprehension and analytical abilities!
Mountain Animals Worksheet
Worksheet
Divide up the Garden Worksheet
Divide up the Garden Worksheet

Divide up the Garden Worksheet

Dividing is simply grouping items into equal sets. This worksheet helps kids see division problems in array form. They'll match each equation with a picture group, using the lines provided. It's a great way for beginners to understand division more concretely.
Divide up the Garden Worksheet
Worksheet
Rainforest animals worksheet
Rainforest animals worksheet

Rainforest Animals Worksheet

Kids love the bright, vivid pics of rainforest animals in this worksheet. It fuels their interest in life science and brings joy to their learning. It encourages them to study these animals in detail.
Rainforest Animals Worksheet
Worksheet
Maps and Landforms Worksheet
Maps and Landforms Worksheet

Maps and Landforms Worksheet

We can educate our kids on the world and its landforms by showing them a map. Point out mountains, rivers, and oceans, and help them identify each correctly. With this knowledge, they will better understand our planet.
Maps and Landforms Worksheet
Worksheet
Arctic World Worksheet
Arctic World Worksheet

Arctic World Worksheet

Ask your students if they know where the Arctic is located and what lives there. If not, use a world atlas to show them. The Arctic is very cold and snow-covered; native animals have adapted to survive the harsh conditions. Look at the animals in the worksheet and help your students decide which ones live in the Arctic.
Arctic World Worksheet
Worksheet
Animal Extinction Worksheet
Animal Extinction Worksheet

Animal Extinction Worksheet

Children can learn how their actions can help endangered animals with this free PDF worksheet. It explains extinction, looks at the mammoth as an example, and poses questions about conservation. Keeping habitats clean and safe is key to protecting animals and keeping them abundant. Learning about this now can make a huge difference for future generations.
Animal Extinction Worksheet
Worksheet
Classifying animals worksheet 2nd grade
Classifying animals worksheet 2nd grade

Classifying Animals Worksheet

Print the 2nd grade animal classification worksheet and help kids study the differences between mammals, reptiles, birds, fish and amphibians. Let them pick two examples from the options given.
Classifying Animals Worksheet
Worksheet
What Does It Mean? Worksheet
What Does It Mean? Worksheet

What Does It Mean? Worksheet

Teach your child to use context clues with this engaging Kids Academy worksheet. Read the sentences and find the pink-highlighted word. Use the other words in the sentence to figure out the meaning, then check the box next to the picture that represents it.
What Does It Mean? Worksheet
Worksheet
Animals and Plants: Assesment 2 Worksheet
Animals and Plants: Assesment 2 Worksheet

Animals and Plants: Assessment 2 Worksheet

This free PDF is ideal to quickly test your child's knowledge of animal adaptations. They'll select the right beak patterns for hummingbird, woodpecker and falcon, and identify which parts of animals help them escape predators. It's easy to assess your kid's understanding.
Animals and Plants: Assessment 2 Worksheet
Worksheet
Animal Nests Worksheet
Animal Nests Worksheet

Animal Nests Worksheet

Animals need homes to sleep and stay safe. Look at the animal on the left and examine the nests and hives to the right. Check off the correct one for each animal to complete the worksheet! From birds to bees, it's a great way to show different types of homes animals make!
Animal Nests Worksheet
Worksheet
The Four Seasons Worksheet
The Four Seasons Worksheet

The Four Seasons Worksheet

Tell your child to circle things that remind them of each season. The tree has four squares, one for each season. Some things in each square match the season, others don't. Ask if any are out of place. Help them circle only items that remind them of that season.
The Four Seasons Worksheet
Worksheet


Critical Thinking Science for children aged 5-9 is invaluable because it sets a strong foundation for lifelong learning and problem-solving. At this developmental stage, children's brains are rapidly growing and are highly adaptable, making it an ideal time to encourage skills that foster analytical thinking and curiosity.

By engaging in Critical Thinking Science, young students learn to ask questions, evaluate evidence, and think independently. These cognitive skills are crucial not only for academic success but also for everyday decision-making. When children practice critical thinking, they are better equipped to solve problems, understand complex concepts, and apply logic in different contexts. This preparation starts early, laying the groundwork for future success in STEM subjects and other disciplines.

Furthermore, critical thinking nurtures creativity and innovation. As children experiment and explore scientific principles, they learn to view challenges as opportunities. This fosters resilience and adaptability, traits highly valued in today’s rapidly changing world.

For parents and teachers, encouraging critical thinking ensures children grow up to be inquisitive and informed individuals capable of critical assessment. This enriches their interpersonal interactions—honing empathy and conflict resolution. Ultimately, an investment in critical thinking at a young age helps develop thoughtful, versatile individuals ready to tackle the complexities of the future.