The definition of an isotope is illustrated using the three isotopes of carbon. The three isotopes of hydrogen are discussed as exceptions.

Learners view movie clips to determine the solubility of two ionic compounds. They also examine a solubility chart and predict the solubility of compounds.

In this interactive and animated object, learners use solubility rules to predict when an insoluble ionic compound will precipitate in a double replacement reaction. Four step-by-step examples are given.

Learners examine the method used to calculate the mass percent of an element in a compound. Three examples and one problem illustrate the method.

In this interactive object, the learner examines the basic terms used in division. A quiz completes the activity.

Learners use basic math skills in a workplace situation.

In this interactive object, students view an animated depiction of Class 1 levers. A matching quiz completes the activity.

Students read an explanation of the values used for arterial blood gas analysis.

Students read about how acid/base balance affects a person's health. This activity includes animation.

Lesson 1 ( This game is build to practice your understanding of the first 14 letters of the Arabic Alphabet. Choose the right answer of the question to move forward to the end!

Spelling

Order basic phrases

Ποιος μπορεί να βρει τα περισσότερα ζευγάρια; Η μνήμη του παιδιού εξασκείται με αυτό το διασκεδαστικό αλλά ταυτόχρονα εκπαιδευτικό παιχνίδι. Ένα παιχνίδι μνήμης για μικρά παιδάκια!