101 nature experiments

The World around us: Is air really there?

Test your breath

See a plant drink

Measure water loss through a leaf

Rot a pepper

Natural recycling

Make animal cells

See plant cells

How sugar moves water

Living together

How salt moves water

Life in water: Filter water

Train fish with sound

Make an aquarium

Going green

Walking on water

Trap underwater animals

Make a tide pool viewer

Make a beachcomber's showcase

See inside a shell

Make a mini pond

Test water for acidity

Life in soil: Test the soil

Keeping cool

Make a pit trap

Look at life in the soil

Make a worm farm

Running for cover

What substances are in soil?

Plants and growth: Detect the growing point

Watch seeds grow

Grow vegetable tops

See a bean grow

Reaching for light

Freeze leaves

Grow a bean upside down

Test a potato for starch

Watch sap rise

Grow an onion

Discover root power

Plant fruit pips

Grow pots of vegetables

Taking cuttings

Grow sprout heads

Make a mini desert

Create a window garden

Design a butterfly garden

Grow a salad garden

Flowers: Dissect a flower

Press some flowers

Seeing colors

Make a dried flower arrangement

Preserve flowers

Trees: See buds burst

Discover the age of a tree

Measure the height of a tree

Plant a tree

Make a bark rubbing

Make a leaf skeleton

Grow mold

Make a spore print

Make a woodland terrarium

Small animals: Look at insects close up

Make a "pooter"

Test a worm's reaction

Build a caterpillar house

Make a beehive box

Train honeybees

On the move

Nature's night shift

Make a spider's web

Make a moth trap

Animal tracks

Make a plaster cast

Track snails

Raise fruit flies

Birds: Outdoor birdwatching

Make a blind

Make a nest box

Examine an old nest

Make an egg-viewing box

Bird food

Make a feather collection

Examine owl pellets

Design a nature diary

The Human body: Blood flow and gravity

Watch a tooth disintegrate

See how fast you grow

See your pulse rate

See your skin change color

Collect fingerprints

Lose your balance

Test your reactions

Trick your eyes

Test your taste threshold

Test your blind spot

Feel heat

Test touch

Hidden tastes

Confuse your ears

Judge sound direction.