Big Bubba waterbottle

If you are not sure about your level, don't worry, you can take this online test. There are 60 multiple-choice questions and there is no time limit. You will be able to see the answers when you finish the test.

Big Bubba is certified to reduce 99.62% of lead and 98.26% of PFOA and PFOS in drinking water (at maximum of 4 gpm). It is also certified to reduce cysts, chlorine taste and odors. In addition, a volumetric flow monitor alerts the user when filter cartridge changes are due, and a high-capacity 0.5 micron carbon block filter (84,480 gallons) is included.

WattsBig Bubba filtercartridges

Watts has released its Big Bubba S100 complete whole-home filtration solution. This certified point-of-entry system gives plumbing contractors a solution for homeowners concerned about lead, PFOA, PFOS, cysts and chlorine taste and odor in their drinking water.

Study the grammar lessons that are typically included in each level: A1, A2, B1, B1+, B2. There are three or more exercises and an explanation in each lesson, and feedback for every single question!

Boost your vocabulary with exercises tailored for each level: A1, A2, B1, B1+, B2. Every lesson features keywords, definitions, pictures and quizzes with personalized feedback to enhance your learning.

Big Bubba FilterHousing

In each of these tests you will find 15 multiple-choice questions about the different grammar lessons that you have studied for a specific level: A1, A2, B1, B1+ and B2.  You will get feedback for every answer.

WattsBig Bubbaspec Sheet

Grammar lessons with exercises and clear explanations, grammar charts, reading and listening tests with transcriptions, writing lessons, instant marking, answer feedback, and much more!

Improve your exam skills and achieve better results with our practice materials. Test-English will help you with your Cambridge KEY, Cambridge Preliminary, Cambridge First, IELTS, or TOEFL iBT exam.

Improve your listening skills by practicing with our video tests. There are tests for each level: A1, A2, B1, B1+, B2. You will be able to see the transcription of the audio after you submit your answers.

Improve your writing with the exercises suggested in each lesson. Different types of texts for each level: A1, A2, B1, B1+, or B2. You will learn how to organise and connect the text in your compositions.

Need to improve your reading skills? Work on our reading tests. There are reading tests for A1, A2, B1, B1+ and B2. You will find different types of texts and there are different types of questions in each test.