Rube Goldbergish - not enough other elements, but a neat project. physics and kinetic energy - directions for making a marble slide

DIY paper plate marble track - Wouldn't this be an awesome follow-up activity if you were teaching kinetic vs potential energy?

marble slide

marble run from old paper towel rolls

marble run from toilet rolls

Relentlessly Fun, Deceptively Educational: How to Make a Hovercraft

DIY CRAFT ** Toilet paper rolls ** What did the fox say....? toilet roll !

Make a Lego marble maze. For Webelos engineer activity badge? This is spatial, tactile, logical, requires clever thinking and some trial and error.

5. Use old paper towel rolls to make a marble slide. | 39 Coolest Kids Toys You Can Make Yourself

Age Kids, Based Learning, Science Projects, Stems Kids, Kids Ideas, Stem Projects, Activities, Classroom Ideas

Build a marble run with craft sticks. Also a back and forth marble run and a plinko marble drop. Fun!

23 kids art projects using recycled materials(for Earth Day? or whenever!)

Ball Run/Marble Roll built with recycled materials

50 DIY Toilet Paper Roll Crafts You Need to See!

A great way for children to watch a seed grow. Lots of other child-friendly gardening ideas, too.

Good science activity for nature of science and simple machines, Catapult....kids will love this!!

Super-fun balloon rockets also teach an important science lesson.

fun-for-kids-rainy-day-crafts-activities-best-ideas-17: some really unique fun activities for the boys

Milk jug igloo! I made one of these before, and it lasted months in a room of preschoolers. We decorated it for different themes (cave, beach hut, etc.). My advice would be to be ready with a lot of hot glue, to make sure jugs are washed out well and totally dry, and to glue on the tops (children will love to stuff toys, tissues, and who knows what else into them otherwise!)

LEGO® 'Time Teacher' Watch & Activity Clock available at #Nordstrom

Toilet paper rolls, egg cartons and tape - all you need is a few recyclables for this fine motor pom pom play! (via Teach Me Mommy)