9 heart themed science experiments for kids, kids not only learn about heart, but also science research thinking and methods. They are great STEM activities for Valentine's Day at school or at home, or for homeschool.
Maths help: Conversion chart for fractions, percentages and decimals. numerator denominator
Sites that I can't do without as a math teacher (and what's so special about each one!) Links to virtual manipulatives, discovery-based lessons, free graphing software, question prompts, eBooks, and more.... Tons of resources for math teachers