From the Museum of Science & Industry in Chicago. Build a skyscraper with household materials while applying simple engineering and building techniques. Summer Brain Games 2 -- Week 5: Super-Stable Structure Use with Apologia Chemistry and Physics, homeschool science
Fizz, Pop, Bang! Playful Science and Math Activities
Great kids science project : how to make a periscope. One of the 40 science experiments in this collection of creative STEM activities.
Easy chemistry experiment explaining xidation and reduction from TheHomeschoolScientist.com. Activity to complement Apologia 'sExploring Creation with Chemistry and Physics Jeannie Fulbright #homeschool
MIT + K12: Website that challenges MIT students to create videos that explain science concepts in understandable terms for students of all ages.