In this marine animal worksheet, 3rd graders study the parts of seaweed. Students label 2 seaweed diagrams and study 24 household objects, circling those that come from seaweed extracts and/or ingredients.

Fourth graders explore physical changes and the true life story of Wilson Bentley. They observe the changes that take place with snowflakes. Students discuss what happens when snow flakes melt. They create their own snowflakes using...

Learners investigate the by-products of wood and explore the wood products in their own environment. Products containing both cellulose and silvichemicals obtained from the trees are examined in this lesson.

The introduction to the lesson mentions a sailor's limited capacity to store drinking water on his ship. Pupils then set up an overnight experiment to remove freshwater from salt water by distillation. There is a math and map activity to...

Play the Online Conservation Game by creating a family of avatars who spends time in their home learning how to best save on water in daily living. You're sure to learn things about laundry and gardening you never knew before!