Blair and her class build two bridges as a competition. The goal was to get the most cars across before the bridge collapsed. They have to choose the best design to improve on and send to the science fair.

Based on the data table, which bridge should they select and why?

Based on the data provided, which material should Ash use to build his shelf?

Which of the following properties are most important for the purpose of building a bookshelf?

Which of the following properties are most important when choosing a paper towel to clean up a spill?

Ms. Dube's class was testing the strength of different types of adhesive products to determine which was best for holding up classroom posters. She split the groups up and gave them four products and four signs. Their results are in the data table below.

Which material would be the best for Ms. Dube to use in her classroom to hang posters?

Charlie decided to test the rocks he found in his yard. He took each one and squeezed it as hard as he could and recorded what happened. Then he put them in a hard plastic container and shook each one as hard as he could. He recorded his observations.

Below are the observations Charlie recorded. Based on this information, which rock is the weakest of the group?

Based on the data provided, which material should Myles NOT use to build his shelf?

Ms. Dube's class was testing the strength of different types of adhesive products to determine which was best for holding up classroom posters. She split the groups up and gave them four products and four signs. Their results are in the data table below.

Which material would be the worst for Ms. Dube to use in her classroom to hang posters?

Charlie decided to test the rocks he found in his yard. He took each one and squeezed it as hard as he could and recorded what happened. Then he put them in a hard plastic container and shook each one as hard as he could. He recorded his observations.

Below are the observations Charlie recorded. Based on this information, which rock is the hardest of the group?

Hayley is baking a cake for the school bake sale. She is trying to choose a frosting flavor and wants to make something that is a bit healthier. She compares the amount of sugar in each frosting and wants to choose the one with the least sugar. Which frosting should she choose?