Science worksheets drawn for this site, by topic: life cycles, plants and animals, the weather, the Earth and space, the human body, matter, magnets and machines. Each is a free PDF on Letter or A4, most with a version to label and its answer key.
31 sheets
The four stages of a monarch butterfly drawn in a cycle, egg, caterpillar, chrysalis and butterfly, with an arrow from each to the next and what happens at each stage. Print it labelled, to label with a word bank, or with the four pictures to cut out and glue in order; the answer key follows.
The four stages of a northern leopard frog drawn in a cycle, egg, tadpole, froglet and frog, with an arrow from each to the next and what happens at each stage. Print it labelled, to label with a word bank, or with the four pictures to cut out and glue in order; the answer key follows.
The life cycle of a flowering plant, a bean, drawn in four stages, seed, sprout, seedling and adult plant with its flowers and pods, with an arrow from each to the next and back to the seed. Print it labelled, with what happens at each stage, to label with a word bank, or to cut and glue in order; the answer key follows.
The four stages of a chicken drawn in a cycle, egg, embryo, chick and hen, with an arrow from each to the next and what happens at each stage, the days counted from the egg. Print it labelled, to label with a word bank, or with the four pictures to cut out and glue in order; the answer key follows.
The four stages of a ladybug drawn in a cycle, eggs, larva, pupa and adult, with an arrow from each to the next and what happens at each stage. Print it labelled, to label with a word bank, or with the four pictures to cut out and glue in order; the answer key follows.
The four stages of a pumpkin drawn in a cycle, seed, sprout, flower and pumpkin, with an arrow from each to the next and back to the seed. Print it labelled, with what happens at each stage, to label with a word bank, or with the four pictures to cut out and glue in order; the answer key follows.
The four stages of an apple tree drawn in a cycle, seed, young tree, blossom and apple, with an arrow from each to the next and back to the seed. Print it labelled, with what happens at each stage, to label with a word bank, or with the four pictures to cut out and glue in order; the answer key follows.
The four stages of a wild turkey drawn in a cycle, eggs in a nest, poult, young turkey and a tom with his tail spread, with an arrow from each to the next and what happens at each stage. Print it labelled, to label with a word bank, or with the four pictures to cut out and glue in order; the answer key follows.
The four stages of a worker honey bee drawn in a cycle, egg, larva, pupa and bee, each in its wax cell, with an arrow from each to the next and what happens at each stage. Print it labelled, to label with a word bank, or with the four pictures to cut out and glue in order; the answer key follows.
The four stages of a black-and-yellow garden spider drawn in a cycle, egg sac, spiderling, young spider and the grown spider on her web, with an arrow from each to the next and what happens at each stage. Print it labelled, to label with a word bank, or with the four pictures to cut out and glue in order; the answer key follows.
A flowering plant to label and colour: the flower, a leaf, the stem and the roots, and a fruit cut open to show its seeds. Print it labelled, with what each part does, or with empty boxes and a word bank, and the labelled sheet after it as the answer key.
An adult insect seen from above, with its eight parts to learn: the head, an antenna, a compound eye, the thorax and the abdomen, a leg, a wing and the spiracles it breathes through. Print it labelled, with what each part is, or with empty boxes, a word bank and three questions, and the labelled sheet after it as the answer key.
A flower cut in half to show its ten parts: the petal, the sepal, the anther and the filament of a stamen, the stigma, the style and the ovary of the pistil, the ovules inside it, the receptacle and the stem. Print it labelled, with what each part is, or with empty boxes, a word bank and four questions, and the labelled sheet after it as the answer key.
An animal cell and a plant cell, each cut open to show ten parts. Both have a cell membrane, cytoplasm, a nucleus, mitochondria, ribosomes, the endoplasmic reticulum, the Golgi apparatus and a vacuole; the animal cell also shows the nucleolus and a lysosome, the plant cell its cell wall and chloroplasts. Print either one labelled, with what each part is; to label, with empty boxes, a word bank and three questions; or with the names to cut out and glue in. The labelled sheet follows as the answer key.
Two food chains, each read from the bottom up. In a meadow: the Sun, grass, a grasshopper, a frog, a snake and a hawk, with the mushrooms that break down whatever dies. In a kelp forest: the Sun, kelp, sea urchins and sea otters, with bacteria. Print either one labelled; to label, with a word bank and three questions; or to cut and glue in order. The labelled sheet follows as the answer key.
NOAA’s food web for the Gulf of Maine: plankton, krill, scallops, herring, mackerel, dogfish, cod, tuna and seals, each arrow from a food to the animal that eats it. Print it labelled, with five questions, or with the arrows left out to draw from the clues. The labelled sheet is the answer key. Or draw your own web, from a place you know.
What a plant needs to grow, three ways: twelve pictures to circle the things a plant needs, with the key; the seven needs round a seedling in its pot, labelled or to label; and a two-week test of whether a plant needs light.
A picture of the water cycle to print: the ocean, the land, a tree, a mountain, a cloud and the Sun, with evaporation, transpiration, condensation, precipitation and groundwater marked on it and what each step means under it. Print it labelled, or with empty boxes and a word bank, and the labelled one after it as the answer key.
Five weather sheets for young children: a chart to circle the weather every day for a month, or every school day, with a graph at the foot to count it up; a year of weather, a square to colour for every day; today’s weather, with a thermometer to colour; and the weather words to match to their pictures, with the answer key.
The eight planets in order from the Sun, drawn to one scale down the page, with the edge of the Sun across the top. Print them named with their sizes, with a table of facts, or with the names to write in and an answer key; the planets are left white to colour.
The eight phases of the Moon in order round a ring, from the new Moon to the waning crescent, with the 29.5 days one cycle takes in the middle. Print them named, to name with a word bank and an answer key, or to shade, or print a Moon journal to draw the real Moon on 30 nights.
The Earth cut open to show its four layers, the crust, the mantle, the outer core and the inner core, with the core drawn to scale. Print it labelled, with what each layer is and how thick, or with empty boxes and a word bank, and the labelled sheet after it as the answer key. For grades 6 to 8, the same sheets come with six layers, the lithosphere and the asthenosphere added.
A volcano cut in half to show its eight parts: the magma chamber, the conduit, the vent and the crater, a side vent, a lava flow, the ash cloud and the layers it is built of. Print it labelled, with what each part is, or with empty boxes and a word bank, and the labelled sheet after it as the answer key. A second sheet draws the four kinds of volcano side by side: a cinder cone, a composite volcano, a shield volcano and a lava dome.
Magma, igneous rock, sediment, sedimentary rock and metamorphic rock round one loop, with the change between each on its arrow. Print it labelled, to label, to cut and glue, or to sort, each with its key.
An adult’s skeleton seen from the front, with fourteen bones to name: the skull and the mandible; the clavicle, the sternum and the ribs; the vertebral column and the pelvis; the humerus, the radius and the ulna in the arm; and the femur, the patella, the tibia and the fibula in the leg. Print it labelled, with what each bone is; to label, with empty boxes, a word bank that gives each bone’s everyday name and three questions; or with the names to cut out and glue in. The labelled sheet follows as the answer key.
A right hand seen from the back and a right foot seen from above, with fourteen bones and groups of bones to name, from the fingertips to the heel bone. Print it labelled, to label with a word bank, or to cut and glue; the labelled sheet is the answer key.
All 118 elements on one landscape page, each with its atomic number, symbol, name and atomic weight, the weights as IUPAC’s commission on atomic weights gives them. Print it in full, without the weights, or with only the numbers to fill in, and the full table after it as the answer key.
A solid, a liquid and a gas, each drawn with its particles in the same closed container, and the four changes between them. Print it labelled, to label, to cut and glue, or to sort twelve everyday things, each with its key.
Eight tools a young scientist uses, from a magnifying glass to a balance scale and a stopwatch: match each tool to its job, write each tool’s name from a word bank, or print the chart of all eight with what each is for. Answer keys follow.
Three magnet sheets: things to guess about and then test with a magnet; pairs of bar magnets to mark attract or repel, with the answer key; and a bar magnet with its poles, its field lines and the paper clips at its ends, labelled or to label.
The lever, wheel and axle, pulley, inclined plane, wedge and screw, each drawn to show how it works, with what it does and where you find it. Print the chart, the sheet to label or to match, each with its answer key, or a hunt for one of each at home or at school.
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