Amazing Science Toddler Activities

See what happens to a colorful rainbow when your child does this fun toddler science activity.

Find hidden treasure as your child explores the reaction between vinegar and baking soda in the wonderful treasure hunt.

While some science experiments help create colors, this one does the opposite – it makes colors disappear! (Note: since bleach is used, parental guidance is mandatory)

Learn about chemical reactions with this “magic milk” experiment, involving dish soap, a q-tip, liquid food coloring, and of course, milk.

Learn about the physics behind sinking and floating with this simple experiment!

Turn celery in various colors with food coloring for this preschool sensory science activity.

Create these glowing ice cubes, which are edible and great for sensory play. You’ll need a UV light to be able to see the “glow.”

It is important for students to know the difference between erosion and weathering when they are studying Earth Science. This is a great introduction to how our world looks the way it does.

Bubbly and colorful, learn how salt can melt ice. Talk about how salt can sometimes be used on driveways in winter, etc.

Baking soda and vinegar have a great chemical reaction and can produce so many fun results. Create art with these fun explosions!

With fluffy shaving cream, create colorful rain clouds in a jar! Discover how rain clouds can form, and how it rains.

With frozen balloons, create frozen “dinosaur eggs” (or really any other small animal!) This experiment is great for fine motor skills, sensory skills, and science.

Simple and affordable, this science activity explores water displacement.

In this lesson, kids will learn the very important but basic concepts of land, water, and air.

Learn about astronomy and our planets with this simple science activity. This activity is experimenting with the hot and cold temperatures of Venus and Neptune.

Grow shards of glass crystal overnight with Epsom salt! Crystals can start growing in as little as three hours, but for best results, grow them overnight. (They recommend making a few different crystals in case one or two don’t grow.)

Baking soda and vinegar create awesome reactions. Colorize them for a bright, colorful chemical reaction.

Create this fizzy play dough, great for sensory play. Its foaming texture is not exactly edible, but if kids accidentally lick their hands, there’s no harm, being an extra bonus!

Learn about density in this “fireworks” experiment involving oil and water. Fireworks are made with a jar and food coloring getting mixed with oil and water.