STEM Little Explorers

Author

Iva Leder

Psychologist

The founder of STEM Little Explorers and a lifelong lover of learning, she believes that education has the power to change lives. Always searching for more creative and effective ways to teach, she sees unlimited potential in every child. Her mission is simple: to help unlock that potential by finding the approach that works best for each unique learner.

Articles by Iva Leder(58)

Illustration of communication through history: smoke signals rising from a hilltop fire, a pigeon carrying a scroll, a telegraph key on a desk beside a stack of telegrams, a rotary telephone, and a hand holding a smartphone surrounded by radio waves and transmitter towers

From Smoke Signals to the Internet: How People Learned to Send Messages

Jul 14, 202611 min read

A baby crawling up a staircase of the ten developmental leaps, each rising step labelled with the week it begins, from week 5 to week 75

Developmental Leaps: Chart of All 10 Leaps and What to Expect

Jul 8, 202617 min read

Write your name in binary code bracelet activity

Write Your Name in Binary

Jul 19, 202613 min read

Cartoon hand squeezing a red anti-stress ball - how to make a stress ball from a balloon and flour

How to Make an Anti-Stress Ball

Jul 15, 202610 min read

Papercut illustration of a four year old girl painting at an easel as paper butterflies fly off her picture - what to expect from a four year old child

What to expect from a Four years old Child

Jul 15, 202614 min read

Four gummy bears showing the effects of osmosis after soaking in water, salt water, and vinegar above a control gummy bear that was not soaked

Gummy Bear Osmosis Experiment (Easy Science Lab for Kids)

Jul 15, 202613 min read

How to make a Pinecone Christmas Tree

How to make a Pinecone Christmas Tree

Jul 19, 202613 min read

Papercut illustration of a three year old girl proudly carrying a huge armful of leaves, sticks and treasures - what to expect from a three year old child

What to expect from a Three Years old Child?

Jul 15, 202617 min read

Papercut illustration of a toddler stacking a tall tower of paper blocks while a sheepdog sleeps behind her - what to expect from a toddler at two years and nine months

What to expect from a Toddler with Two years and Nine Months

Jul 15, 202611 min read

A paper windmill, or origami pinwheel

Origami Windmill: How to Make a Paper Pinwheel Step by Step

Jul 19, 202611 min read

Papercut illustration of a two and a half year old playing doctor with a stethoscope and a teddy bear - what to expect from a toddler at two and a half years

What to expect from a Toddler with Two and a Half Years

Jul 15, 202614 min read

Papercut illustration of a toddler holding a smiling and a frowning paper mask to explore emotions - what to expect from a toddler in the first three months after the second year

What to expect from Toddler in the First Three Months after Second Year

Jul 15, 202617 min read

The Tower of Hanoi puzzle

Tower of Hanoi: How to Play, Solve & the Minimum Moves

Jul 27, 202613 min read

Papercut illustration of a two year old in a paper crown and cape at imaginative play with a wand - what to expect from a two year old toddler

What to expect from the Two years old Toddler

Jul 15, 202614 min read

Learning to program with Scratch

Learn to Program with Scratch

Jul 19, 202617 min read

An inertia demonstration

Inertia and Newton's Laws: The Chain Fountain Experiment

Jul 15, 202613 min read

A match head rocket

How to Make a Match Head Rocket (Newton's Third Law)

Jul 17, 202611 min read

Two apple slices, one browned by oxidation and one kept fresh with lemon juice

Apple Oxidation Experiment: Why Apples Turn Brown

Jul 15, 202612 min read

Colorful felt shapes laid out in a repeating pattern for a child to continue

Fun Pattern Matching Activities for Kids

Jul 17, 202610 min read

Five fun balloon experiments for kids

5 amazing balloon experiments

Jul 15, 202615 min read

18 Signs of a Gifted Child: How to Recognize Giftedness

Jul 8, 202617 min read

Papercut illustration of a shy toddler peeking around the edge of an ornate frame - what to expect from a baby at twenty-one and twenty-two months

What to expect from the Baby in Twenty-first and Twenty-second month

Jul 15, 202616 min read

A toilet roll Christmas tree craft

How to Make a Toilet Roll Christmas Tree

Jul 19, 202610 min read

Papercut illustration of a toddler dancing among golden music notes in an ornate frame - what to expect from a baby at nineteen and twenty months

What to expect from the Baby in Nineteenth and Twentieth Month

Jul 15, 202615 min read

Papercut illustration of a confident toddler pulling a wooden pull-along toy in an ornate frame - what to expect from a baby at seventeen and eighteen months

What to expect from the Baby in Seventeenth and Eighteenth Month

Jul 15, 202616 min read

Papercut illustration of a toddler playing in a sandbox and hugging a plush toy in an ornate frame - what to expect from a baby at fifteen and sixteen months

What to expect from a baby in Fifteenth and Sixteenth Month

Jul 15, 202615 min read

Papercut illustration of a toddler taking first wobbly steps with footprints behind in an ornate frame - what to expect from a baby at thirteen and fourteen months

What to expect from a baby in Thirteen and Fourteen Month

Jul 15, 202613 min read

Grains rising and sinking on gas bubbles in a glass of water, vinegar, and baking soda

How to make a Dancing Grain Experiment

Jul 15, 20267 min read

Colorful clipart of craft tools around a wooden sign reading How to make a Sensory Board

How to make Sensory Board

Jul 19, 20269 min read

Papercut illustration of a one-year-old baby pointing happily at a sheepdog in an ornate frame - what to expect from a baby in the twelfth month

What to expect from the Baby in the Twelfth Month

Jul 15, 20269 min read

Exploring the number Pi

Explore the Mysterious Number Pi (π)

Jul 17, 202611 min read

Papercut illustration of an eleven-month-old baby standing and climbing paper blocks in an ornate frame - what to expect from a baby in the eleventh month

What to expect from the baby in the Eleventh month

Jul 15, 202610 min read

Experiments with the properties of water

The amazing properties of water and how to test them

Jul 15, 202614 min read

Papercut illustration of a ten-month-old baby offering a gold block to share in an ornate frame - what to expect from a baby in the tenth month

What to expect from the baby in the Tenth month

Jul 15, 20268 min read

Papercut illustration of a nine-month-old baby reaching for a leaving parent's hand in an ornate frame - what to expect from a baby in the ninth month

What to expect from the baby in the Ninth month

Jul 28, 202610 min read

Papercut illustration of an eight-month-old baby standing at a ledge and pinching finger food in an ornate frame - what to expect from a baby in the eighth month

What to expect from the baby in the Eighth month

Jul 28, 202612 min read

Papercut illustration of a seven-month-old baby sitting on a blanket holding a rattle in an ornate frame - what to expect from a baby in the seventh month

What to expect from the baby in the Seventh month

Jul 28, 202611 min read

Three craft sticks decorated with pompoms, foam shapes and textures - homemade sensory sticks for toddlers

How to Make Sensory Sticks for Babies and Toddlers

Jul 19, 20267 min read

Teaching a child about colors

Learning Colors: How to Teach Your Child About Colors

Jul 15, 20268 min read

Papercut illustration of a six-month-old baby's first solid meal in a high chair in an ornate frame - what to expect from a baby in the sixth month

What to expect from the baby in the Sixth month

Jul 28, 20269 min read

Papercut illustration of a five-month-old baby babbling with little speech bubbles in an ornate frame - what to expect from a baby in the fifth month

What to expect from the baby in the Fifth month

Jul 28, 20267 min read

Demonstrating light refraction

How to Demonstrate Light Bending or Refraction

Jul 15, 20269 min read

Two side by side oranges in a container of water, one peeled and sinking, the other unpeeled and floating

Orange Density Experiment: Why It Floats and Sinks

Jul 15, 20267 min read

Papercut illustration of a four-month-old baby crying and being carried in a sling in an ornate frame - what to expect from a baby in the fourth month

What to expect from the baby in the Fourth month

Jul 28, 20267 min read

Papercut illustration of a smiling three-month-old baby doing tummy time in an ornate frame - what to expect from a newborn in the third month

What to expect from newborn in the Third month

Jul 15, 20268 min read

Word STEM written inside an engineering wrench with question marks around it

What is STEM and why is it important?

Jul 15, 20266 min read

A lit candle under an upturned glass, drawing colored water up as the flame goes out

Candle in a Vacuum Experiment: Why Water Rises

Jul 15, 20266 min read

Papercut illustration of a two-month-old baby smiling under a baby gym in an ornate frame - what to expect from a newborn in the second month

What to expect from newborn in the Second month

Jul 28, 20269 min read

Papercut illustration of a swaddled newborn sleeping under a crescent moon in an ornate frame - what to expect from a newborn in the first month

What to expect from Newborn in First Month

Jul 28, 202612 min read

A homemade fidget spinner

How to make Fidget Spinner

Jul 17, 20269 min read

Homemade sensory bottle with blue liquid and glitter - how to make a simple sensory bottle

How to Make a Sensory Bottle for Babies and Toddlers

Jul 19, 20268 min read

Child's hands swirling rainbow finger paint - sensorimotor activities for children

Sensorimotor Activities for Children

Jul 15, 202611 min read

Red woman icon over a chalkboard full of math formulas with the words Women in STEM

Women in STEM - Encouraging girls for STEM careers

Jul 15, 20268 min read

Swirls of food coloring spreading across the surface of milk in the colorful milk experiment

How to Make Colorful Milk Polarity Experiment

Jul 15, 20269 min read

Three cups of homemade orange, blue and green sensory paint next to a toddler's finger painting

How to make Sensory Play Colors

Jul 6, 202610 min read

A homemade lava lamp

How to make a Lava Lamp

Jul 19, 202612 min read

A soda can crushed flat by air pressure in the can crush experiment

How to Demonstrate Air Pressure with Can Crush Experiment

Jul 27, 202610 min read

A child exploring hands-on science, technology, engineering, and math activities

Exploring STEM fields

Apr 9, 20172 min read