Students will be **(Informal) The Engage (5 min, grouping) able to… teacher(s) will walk Watch YouTube “Gallagher GEICO Commercial” **Measure and around asking the analyze the shape students questions Introduction/Project launch (width and about how the Explore (20 min, grouping) length) and trail different Knows and need to knows of bloodstains in characteristics of a Group contracts order to blood spatter can Explain (5 min, grouping) determine the help them to The facilitator will quickly review activity 3 (blood spatter using direction of determine the toothbrushes to determine direction of travel) travel. direction that the Elaborate (15 min, grouping) **Describe and blood traveled. The students will do activity 3 where they will dip the tips of compare different **(Formal) The toothbrushes in fake blood and fling it onto butcher paper. The patterns and students will fill up butcher paper will be used the following day to determine angle characteristics worksheet A and B of direction traveled. The first time they go over the butcher from bloodstains from Activity 3 paper no protractor is used. The second time a protractor is used to determine the to keep a consistent angle. direction of Evaluate (5 min, grouping) travel. The students will turn in worksheet A and B (provided on echo) as well as their butcher paper and knows and need to knows. Language Special Needs Materials & Resources: Technology: Modifications Modifications No language No special needs Materials: *Smartphone modifications will modifications will be *Ruler *Laptop be needed. needed. *Fake Blood (10 mL per group) *Butcher Paper *Worksheet A and B *Toothbrush Resource: *YouTube
Students will be able to… **Measure and analyze the shape (width and length) and trail of bloodstains in order to determine the direction of travel. **Describe and compare different patterns and characteristics from bloodstains to determine the direction of travel. **(Informal) The teacher(s) will walk around asking the students questions about how the different characteristics of a blood spatter can help them to determine the direction that the blood traveled. **(Formal) The students will fill up worksheet A and B from Activity 3 Engage (5 min, grouping) Watch YouTube “Gallagher GEICO Commercial” Introduction/Project launch Explore (20 min, grouping) Knows and need to knows Group contracts Explain (5 min, grouping) The facilitator will quickly review activity 3 (blood spatter using toothbrushes to determine direction of travel) Elaborate (15 min, grouping) The students will do activity 3 where they will dip the tips of toothbrushes in fake blood and fling it onto butcher paper. The butcher paper will be used the following day to determine angle of direction traveled. The first time they go over the butcher paper no protractor is used. The second time a protractor is used to keep a consistent angle. Evaluate (5 min, grouping) The students will turn in worksheet A and B (provided on echo) as well as their butcher paper and knows and need to knows. Language Modifications Special Needs Modifications Materials & Resources: Technology: No language modifications will be needed. No special needs modifications will be needed. Materials: *Ruler *Fake Blood (10 mL per group) *Butcher Paper *Worksheet A and B *Toothbrush Resource: *YouTube *Smartphone *Laptop