Rainy days:Brassy Apple: DIY laser maze kids activity using crepe paper! You would be surprised how easily kids get in awe when u create a unique fun game at home for them.plus this saves you all the dollars you would be spending at the arcade.
Balloon Rockets - I've done this in several science camps I've conducted. Kids have fun with it. But, when the balloon deflates it may fall off the straw because it's surface area changes - another good thing to show and explain to kids.
Awesome brain breaks and Minute to Win it activities/explanations.I did a minute to win it as a year end game with my grade and they loved it! can't wait to see if there are any different ideas to use next year!