Another Pinner said: "This kept my 2 year busy for an entire hour and my 4 year old busy for 2 hours! YAY! Drop vinegar tinted with food coloring onto a pan filled with baking soda. Sheer minutes of colorful fizziness!!...

Popped Bubble Art: I've done this activity with my kids a few times now and it never fails to fascinate them - and me! Simply color bubble mix with food coloring and blow bubbles onto paper - as the bubbles land and pop, they create beautiful works of art. It goes without saying that this project is best done outdoors. A great one for those lazy summer afternoons.

IM NEVER BUYING PAINT AGAIN! Paint - 1 cup salt, 1 cup flour, 1 c water, food coloring.

How to keep a child busy for hours in the summer: DIY: Giant Ice Cube Awesomeness - filled with plastic animals, dinos, and such...seriously can't wait for summer!!

Oil Drip Pan from Walmart. As a giant magnet board ($12) Genius! This would be fun to put in the kids room or playroom.

Fun idea!

Veg oil, water, alka seltzer, food coloring, and a bottle. Fill a bottle 2/3 with veg oil and 1/3 with water (keeping in mind to leave 1" at the top). Add 10 drops food coloring. Add 1 alka seltzer (broken in a few pieces, adding one piece at a time - when first piece stops bubbling, add next) and watch the colors.

Genius! Getting Ready for Handwriting Chalk Work Book.

Gum drop engineering to build STEM skills - post has great tips on extending the activity too

Simple and engaging! via crawltheline: Originally from no1hasmorefun? #Kids #Small_Motor_Skills #Art

Make with a cardboard box and paper towel rolls -- ball drop maze

So simple, yet will provide hours of entertainment! Old tires

On a tray, place a pile of baking soda. Mix vinegar + a few drops of food coloring in a cup. Give the kids an eyedropper. Have them fill it with vinegar, squeeze onto the baking soda and watch mini volcanoes erupt! rainy day idea!

Fill your ice cube trays with water, adding a drop of food coloring to each section. When frozen, these can be popped out and put in bath water. They’ll have fun “chasing” them around in the tub and trying to grab them before they melt. Yay!

Homemade bath crayons recipe!

Sidewalk Chalk Spray : 1Tbsp flour, 10 drops food coloring, & 1/2 c warm water! Shake it up in the bottle and let your kid go nuts.

rainy day activity - put some food coloring on paper and bring it out in the rain and watch the magic happen

Awesome blog for toddler activities

Make your little one a latches board. Takes just imagination, a drill, and a trip to the hardware store. It'll keep them busy for hours.

homemade watercolors... seriously?! 3 Tablespoon Baking Soda 3 Tablespoons Corn Starch 3 Tablespoon White Vinegar 1 1/2 teaspoons corn syrup Food coloring

Painting with bubbles. It's gonna be a good summer.