['Indoor Treasure Hunt. Hide things around the house for your children to find.', 'Indoor Camping. Build a pillow or blanket fort and do fun activities inside them.', 'Paper Airplane Launcher. ... ', 'Cardboard Tube Marble Run. ... ', 'Plastic Bottle Bowling. ... ', 'Bean Bag Toss. ... ', 'Tornado in a Jar. ... ', 'Homemade Sensory Bin.']