FEATURES- Activities for Middle Grades Science with the CBL2 Activities for Middle Grades Science with the CBL 2 and the TI-73. This book contains 21 activities for middle-grades science investigations that provide hands-on data collection in the physical- life- and earth/space sciences. * Table of Contents 1. Beverage Tests 2. Energy from Foods - Part I 3. Energy from Foods - Part II 4. Voltage from Dry Cells 5. Electrolytes Which Liquid Produces the Most Volts? 6. The Effect of Temperature on the Rate of Dissolving 7. How Fast was that truck going anyway? 8. Frictional Forces 9. How can a clock part measure gravity? 10. Collecting Solar Rays 11. Specific Heat of Metals 12. Wet Sand giDry Sand 13. Who Says a Watched Pot Never Boils? 14. Beating Hearts 15. Water Quality 16. Probing an Aquatic Ecosystem 17. The Effect of Run-off on Water Turbidity 18. Body Cooling Rate of Animals 19. Sunrise- Sunset Weather Match 20. Treasure Trove 21. Insulating Against the Cold
; "MIDDLE GRADE SCIENCE CBL2/TI73 CBL2/SB/1L1/1A")