### Discovering Pi

7.G.4 In this lesson students will use personal objects to discover where the number Pi is actually derived from.

### Shopping Stacked Discounts

7.RP.3 In this lesson students “shop” for items and discover why stores often only let you take an additional discount off the sale price and not the original price.

### The Dangers of Credit Cards

7.NS.1,2,3 Students will fictitiously shop with a credit card and use integers to discover why credit cards can be dangerous.

### Shuffling Probability in Music

7.SP.5,6,7,8 Students will be learning about probability by shuffling music in the digital music players.

### The Box Design Challenge

7.G.6 Students will use volume and surface area to create and analyze which box is the best and most cost efficient solution.

### The Percentage of Change of Bubble Gum

7.RP.3 Students will compare the bubble blowing ability of regular chewing gum to bubble gum and find the percent of change between the two.

### The Ratio of a Chorus

7.RP.1 Students will listen to music and make ratios comparing the chorus length and song length to discover how important a chorus is to the song.

### Design a Dream Bedroom

7.G.1,RP.3 Students will design and draw a scale drawing of a dream bedroom.

### Probability of Rock Paper Scissors

7.SP.5,6,7,8 Students will play rock/paper/scissors, record their results and then analyze the probability of what should happen and what did happen.

### Creating and Cracking the Code

7.EE.4 Students change messages into codes using algebra, and then crack the code to find out what the message says.