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Burns, John; Yoshina, Granville; Goodding, Debbie; Streitberger, Eric – Science Scope, 2000
Presents a chemistry activity that introduces students to one type of chemical bond by developing the integer operation concept of zero pairs. Leads to an activity of combining drops of 0.3 molar solutions to form six different colored precipitates from five solutions. (ASK)
Descriptors: Chemical Reactions, Chemistry, Elementary Secondary Education, Hands on Science

Phillips, Donald B. – Science Scope, 1994
Provides an easy, simple, hands-on activity to help students understand the basic concepts behind balancing chemical equations. (ZWH)
Descriptors: Chemical Reactions, Chemistry, Middle Schools, Science Activities

Parker, Verilette; Gerber, Brian – Science Scope, 2000
Describes a science festival on human body systems and physical sciences for middle school students. Introduces the exhibits and the procedures. (YDS)
Descriptors: Chemical Reactions, Enrichment, Experiential Learning, Human Body

Raunig, Valerie; And Others – Science Scope, 1994
Presents activities and techniques for introducing students to the concepts of digestion, chemical reactions, and enzymes. (PR)
Descriptors: Chemical Reactions, Enzymes, Junior High Schools, Learning Activities

Eagles, Cheryl – Science Scope, 1994
Presents an activity where students investigate whether crackers contain sugar (Benedict's test solution) and starch (Lugol test solution) before and after being chewed. (PR)
Descriptors: Chemical Reactions, Enzymes, Junior High Schools, Learning Activities

Wiemann, Kimberly – Science Scope, 2000
Introduces an activity on the changes of matter. Uses different colors to represent the phases of water in different temperature ranges and discusses the phase changes of other chemicals. Includes an activity sheet. (YDS)
Descriptors: Chemical Reactions, Chemistry, Middle Schools, Misconceptions