1. Put colored tape on the carpet to make roads for your kid's toy cars. playathomemomllc.com The tape comes up easily when you're done. 2. Tape can also be used to create a fun outdoor board game. the36thavenue.com Learn more here. 3. A couple sponges and a box of chalk are all you need to turn your driveway into a bull's-eye target game. mamaslikeme.com 4. You can also use chalk and some of your kid's old clothes for this bit of summer fun. sixsistersstuff.com 5. Exploding Paint Bags turn your sidewalk into a work of art. growingajeweledrose.com These are totally kid-friendly and can be made with items you likely already have in the kitchen. 6. Paint on wet glue with food coloring. housingaforest.com Save lids to cottage cheese, butter, or Cool Whip for "canvases." Learn more here. 7. Use leftover bubble wrap to make Stomp Paintings. messforless.net Kids will get a good laugh while exploring their artistic side. 8. DIY a throwing tarp. gurutotheoutdoors.com Tarp, rope, scissors, marker, tape... Play ball. 9. Build a tower out of cut-up sponges. homelearningfrombirth.blogspot.com It's either a quiet indoor activity or wet outside game — you decide. 10. Make a river in the backyard out of tinfoil. husohem.se 11. Tape a paper towel roll to the wall to keep toddlers busy. teachingmama.org Toddlers will drop the pom-poms into the bowl over and over, and develop their fine motor skills in the process. 12. Some pipe cleaners and a colander will also keep toddlers occupied. no1hasmorefun.blogspot.com 13. Burlap (from a gardening center) can be used to make a preschooler-appropriate sewing station. kleas.typepad.com This one is great for developing fine motor skills too. Find the how-to here. 14. Preschoolers can also continue to learn how to draw letters with this easy-to-make sugar-writing tray. 15. Have a campout indoors. thestay-at-home-momsurvivalguide.com Kids will have fun crafting their "campfire" too. 16. Experiment with water marbles. zitzmanfam.blogspot.com Buy a 2-ounce pack for $7.99 here. 17. Make alien bubbles with this cool science experiment. familylicious.com Dry ice and bubble solution (along with some stuff you likely have around the house) are all you need. 18. Another super-cool science experiment lets kids extract DNA from strawberries. thehomeschoolscientist.com Learn more here. 19. Super-fun balloon rockets also teach an important science lesson. discoverexplorelearn.com Kids learn the concept of "action and reaction" while having a blast. 20. Pencil erasers and a marble make a surprisingly addictive at-home bowling game. frugalfun4boys.com Find the how-to here. 21. Well-placed yarn is all you need to let your kids get their Mission Impossible on. ellisbenus.com 22. Play "Escape the Volcano" to teach kids about color recognition, shape names, counting, and more. toddlerapproved.com Find instructions and templates here. 23. Put a bar of soap in the microwave to make soap clouds. ourbestbites.com 24. Make a bowl of popcorn and challenge your kids to play the Popcorn Olympics. oneshetwoshe.com Find a list of popcorn games, like "straw blow" and "distance throw," here. 25. Paper plates, Popsicle sticks, and a balloon are all you need to play Balloon Ping-Pong. keepingitsimplecrafts.com The best part is that this fun indoor activity can be enjoyed without breaking anything in your house. I should say, "Probably without breaking anything." 26. Painter's tape and some balled up newspaper are all you need for this "sticky spiderweb" activity. handsonaswegrow.com 27. Turn an old box into an indoor slide. thecontemplativecreative.blogspot.com This one needs lots of parental supervision, obviously. 28. Make a Rainbow Bubble Snake from materials you undoubtedly already have around your home. housingaforest.com 29. DIY a giant bubble wand. funcraftskids.com Learn how here. 30. Fill balloons with Play-Doh to create a brand-new toy experience. playcreateexplore.org 31. Crayons and sandpaper are all your kids need to add their own design to a white T-shirt. alphamom.com Find out how here. 32. Cut a pool noodle in half to make a marble track race. myhomespunthreads.blogspot.com Find the tutorial here. 33. Pool noodles can also be used to make a backyard obstacle course. learnplayimagine.com Find more fun and safe ideas for pool noodles here.