Technology has made playtime a lot of fun.

But there are tons of ways to play that don''t require keyboards or screens. From making slime to flipping bottles, you can create your own toys and games. All you need are some household items and a little bit of science.

Step-by-step instructions and photos

Guide readers through each activity and Science Takeaway sidebars explain the science behind the results. All projects use common materials found around the house.